j*repositorio-aberto.up.pt/bitstream/10216/16516/2/iii_18... · 2012-03-27 · ^^^ttf^ere^^^w^-if...

21
^^^ttf^ere^^^W^-if Jt-' &í^*-rZ<*s s&& s^s^á^íi /&&y'azee-- ^/e~ -fzc?<?&^ ^?<r t i&4ÍtiA,7^ jt< J* —^-sj!*/já-2 /A£OL0 jy?r&/éï?s /^vœ^ /*??&?'/&}&'&- íZrS^r/^*-^ F û HL/A^eMC

Upload: others

Post on 14-Jul-2020

2 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

^^^ttf^ere^^^W^-if Jt-' &í^*-rZ<*s s&& s^s^á^íi

/&&y'azee-- ^/e~ -fzc?<?&^ ^?<rti&4ÍtiA,7^ jt<

J* —^-sj!*/já-2 /A£OL0 jy?r&/éï?s /^vœ^

/*??&?'/&}&'&- íZrS^r/^*-^

F û HL/A^eMC

Page 2: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

'^*- V4?H**&?? SSrV/Z ÁÍ/ y4*^r*tt-??7 ?tr?7 A l&r&X^ /»*00&f

&C * » t . m 4*jí£*6í**9r . . . *U*^7-

\

\

Page 3: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

à... ~r ( & W ^ n « ^ j&&**sífoe***&*»s ^"^ s**"**s &**&0*&? yrssiij /yyy/y<«^/'ty/iZ', / yryits^yii

■*? 'eJ*d$*0M9&ma/4»»fb<,4*3wi*»-^j&rMtt&giéP^ss && swy*-''* ?rs*tt'jjy*?/&>&.*•**,&zj&pyi■•»

i W & / é / < » / y<r*J&~*r y^h>Je <* ^ ^ ■ ' K W ^ « i - / A i í ú i / f . g^óegg&grtfffê?■ g*ug*fír/ftm

~tfÃ*r?6*7ife'' Jt/-7<rû4a*Ld?fr sï?? *&&&*<&?*/*? éf ?<?/*&**? {yry~s^7y*Wysrvi&,<ryy*0sSt'^y-^y''*it&r'<*S

^ts-y édQs^Jsr ; /■zirr'g'??? sry-tg.sv.ns* AL *d^<?Á*e<r^ ^s t<M£4*&*r ^y^ /tytfAs^gt-syy ^<y?-ry>tSA^---

o/ystsrt^Árttsr&i? .Q-átrrfa^&rzí'• f^feít /?_ 3*6C&**44jU 4#0#n&is¥'6 <*&"Ai^#c ov^s*'*^,^*&^*!,ys<f-t*'/<?

dzmAiTó/sx. e^rttyfczryát^, &**£- íúiye, ^íe-yyxAs J/AS /^éd&^y&fcrjsi&vyí, <* 'í^y<^t^p^At^^pi,e^x -

/fat-As / /c^rt^Xj s??m' é^Sfa*^ jié^êss', OH, -',14 £ /Xfy0?7/U ^St?<*SS* £. sS*-tSSS^S2r ,*Jí:v4L0 ; ^ t ^/esc*

&S/4JÍ44V.SSI. Jtzsto^'Aesr'/jtL\,sy^ce. /yiyé.&neSritss*- Sœ,/<*s/ory*?-yjfe- -Zst-^a^y/y^^õ^Jéír jfa?*?.

^-£s/yê4s*Zí.' ^ív?si-//Jse??/<í^ <* éfytiéry/yL dít^> < ' * / < / / í ^ ' / ' n/-lfr<*tçtJí*' ?y**y/y '?ysi?/y/.t>í4> .*<■• *3£'~

sfcsisife} ov otx>pf**y sA>y/sJp7 sr-y* Mt/>S4A^, & oéndc &*(£ ^/Í€AL,. .fy>y>6/&*y -farse- ^ i w ^ f ■**>-

/tStyt^y/ ^-**^ +&ís ^<í, &77'^7A--rí!i*!y s>**.é.srySyj£S!*'Z*^? ntr/jZitsfc? sf/í- S4!4ftirriCit-', fy^e-y £*&t

fy~mis0?4.s& sSae^sf^-x*^ ^^Ls ,yjtT^^ 0^ *sy7^^<y^Ajy?7-y€^*4£-r'tí^ t>y^ iP-Z&sUe^íZ&st^e. ,6+rt..

Page 4: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

~<>*t3iùéy*Lj ^>?s'^<*W*^fó$*7;-'e*'SÍ> A^e-ff^^yíí^»^^ ^^Sé^f***S^^ ^t^^/v-ny-tSfVster ^

0/e- 4^&yla-&fà7'l, e J^is/^??S/xJ*&'-

ts& Á*-*fA^J*/y*' */>y-,e/4sfâ/-z**&t</ &^** atee^^í à z ^ a A i ^ ^ ^ v / £ ^^^

çsiû Je^ sty***? tjflif Á**?r? àr&yzf /-7*^^ si*-*- géi^yv^ne+vá A « á f c . " ! * * ^ * ^ ^ "

Page 5: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

tsMÍf ^t /r^t-rzvs a- Jaus 7-rj*/A*J$?s qt/rvie*,* 4*r* s?t J&rj-s O/AJU? aoz*?m a/c £>.#&**, fc/ífef/?72a*s

£-?*? £4^0; -?20

*sf A S sS**<*,S

f£r? *'**-s ^f*^<Áij ,<y*.<x-~^e /v^AS&eayi!***? ji*ií*çmr >-s*Xe>£y mmis "'-* ^ » » « * r u w i í v *>//e/ - í « d

<C*S0 Ate*.-/*■**f? A-^trfey&víy <53»? f/t<&r Segues, £*??■** A-f&e^/%tS , A-~ifcÁV'é£. <^A*t**L<£4/ '■/*-•

Page 6: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

'■y**/*''<0&t&y0 . a&-rs*.s &?/*. ^ Í Í ^ > / -&J^*J& e*.,^7**.'S*t.** n-S'-f-zia?/? ^ / *vêtz&^ *;«fe«è4>*ttfeaMU*£ ~s* &»st**adc 4*< —

.-^5/ -**e^&t?, £■**/.-/?? &*'*'*'**7 £■>■>? £*.'?*-/*^- s/* ^ / ^ ^ y v ^ w / ^ , fi. ***/^+-> ^ / « * * ^ * / *•*-».» -PA&y& s/**wt^-s~

*,7 ̂ ,y'V~/ / AsV*^ * 'PtrrVÏ ayr/éo^wv ><*»•«»■ ™*'^*sl£<sc4>s,, JUTS <**,< .rr.s yt/^ *+'*/&*-+-* sK.s^y-tttJ&iiJje^irs+'xdL.

^/*Z ^ s g . ^ ; ^,st~ .<"<-<* j d * * * ^ / f c ^ > ^ . fô^JÍ^ye ^^fwssU ^ "'e?áír'*£, esrsT*^

^/Z/ J/a-fTe*/ **r2SÍ*S, sjin^rtib -sf^rjísúi -' , ^ ^/^/Á^^ts -^«_ s*rra***t*> s*SjZ/A-*-£Se-/ tt^P*W**-7/Z/.i,jtZ4',

0£'lt/**> Jie^ ^ As/rat^* /■^xtpf/t'eStt*,]}?'^ t<y7ltr'es if sisntiS £a-f&A^rftSfe-rvssAU^;&Mír]ao

Page 7: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

' Vjtrrz*? A-fee*o -

Sas*-?/**? &*2?-? d-^a^c^^i-if Ï <J*z^?ejC^t^se-t^Pm^ 0/0-7 jfa*4d£&m/^$l[^*j*4*4& ^C^X.m^-iy^^'/^^f c****^^?-****^ 4 U -

jfat&3tt 4fe*vîtr*S s ^4/A* &£^£+%£e/i? +0&*> 0^í^£^-7 J&SÏC^tsrv 4*&■£??> ^&**,*SY?si+r4rM2r r^t*Ls& '*<é*^4 Mm— j J***^^*^

irmvrffumu? / ^ 0m*4i.f,*pe^ A-Tp-j-^t^rzjb A^**7 **-js*w*x^se*4^*>7 d^^iy-t/t^r+y r AïrV> CVli£ >il*.Mj£

J

&774^- &->w <r-*i*-f's*- ^t-^ ^e^r'&ar'*^', ^7sw^e^ré^e-^-s -Pr'*&*r'7'W^7**s <=-> / » ^ * V » i ^ 0-&e*y*-t> s^sm?*^

Satire-* J^e^ftoxy/t^ju/ *._ jfc A^r ^O^i^, i M ^ ^ O z ^ ^ ^ *<«•»« tr<m**SÍfA^ m^? sS4l^t2.**s)6->*r*,JÍ„\

Page 8: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

£lr****f**4**+*f. ^é£~,y5s*-j <*- 4*+*d*t£><ik^ * —-s-^A&Ze^ & tariff1*' 6^*/?"*-*^"' ■" i w A » / / i " * ! > < * « *

Á**^,*- ^ y^,<i*<£^^y*^^^^^f<y>e-*-í>s . y* -*& **&* 1*J£ 'M+^mS+^jà*.**

Í ? * V Í . < / ffe? t^SrjitiSs e-A^/'é-r's*LS?**r, <?. ^ - - ^ Í U **^*?-/ * j - t V Í . S£^r*<^<-V>j» S*---J&/W jz.«^V </í~-*S>.;

2. *^ ^ * * ^ - < ^ » - * 4

^

^ty-y't

L

Page 9: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

J^c> £Ï*-is&e~>*^0-7S s*.- ^ y ^ x ^ y ^w-s^-mt^-i*^? ^A4sr*?jw &*<sr''S<xsfr*sr<*^^ A**-^.*-- ^<r->-7^t</^vic>^ 'Tut-.

<*<** &iL&y<? jt^j!-f^^>í StZa^t^lL-' y * ^ / ^ » í ( , s?*<^>£*<£t7S'r>~res*&A~- ^-^5S«^& J^n^^uf^é**? *"*-■ ^et^vs^ue-j

tf/e 4U#^M^»4yMKM*MW> S/JÇ /Z^4^sr**LS/*?^ stt^iLs sf-r/1-r'tCÍ, s*viej£^,^ *- /_J S s ^/Z^r*x_, .

&*ci*rS9 ^o AÍ^Tj^tt^ZZ S*-»*-, Jfh*j.£. É-y f*Zjf^Vi/*^/fÇ- ^ v ^ / ^ / « * » ^ / » ^ « ^ > ( W / / « X J

*<**-> sr-e^/A-a^-c jkQíiér* t> a^f^C' ^ i ^&

>'5^ '^ '^ f ^ M W i ^ s?esr*~*ít-7*.4Z7 t /i«?*? tr^CJi^tt? a6---

Page 10: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

ys*^a *+£y***#£. ,^/e*v£:/^á Á«J&> ;?***• 5&6*L êJLs*-/*****»*?* »►*>> ***?*&

*y<J}t ̂ 4 /^JHJL/ % -é^y^y, ^ i ^ ^ á . y i ^ Z « « y » » » ^ * " ' - ' « ^ " ' ^

«^' '«•«•^dCWvrA 'jfi^i-^TS^^e^L. *2/i^y&vi!***+s .^tttt^e^- < f o r W < w t . / / ^ « « / « Í X " « ^ -*~i**e*■<*<&>

es**** K«a^

f4ric*-f

;vyá^""" ,* , '»/ . ,* . f^t^c- <&& ***&i~*r**^£- 4g n*w*?G&ín& jtAJ&grÀ-******^^ ,«***'*'>V»

Page 11: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

•0 f-t^y &.s&>>'J'?-rrtr&t*lM*J s**» 0L^

- " * * * ■*->,t£*<i*z.&r*<^

y ^ s-;s

s/f&y -m**-*

g? **■<**.■*■?•%& ^**«- s-****? m-- <?-2€S/£ÏK- -■ ■**^A~& *>*j?-it>*^*^2t-^ /<fo-ry'4^ y? si^f'i4>2**7-SZ*~«:-î? /£*£*+-- SéSidd-is * #<&&**&/&

-#>«..".*<*.- <? &**,

y sr / y

Page 12: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

^<^tt-*-,f&- A^>*i»ï ySrfijít^a*?a^„,^.J^,,^, Í ^ t;> w ' * > ^ S A s^^í** éj**~i' ï***#t*~lk^', * ^ , « < 4 í ,

ísH,*/t.-,/~Ji> /Tits^y**.^' J, j'&éirm*.-•**■ ',*-/>^*£:t*Jí'/!,*^+--y<?'r-*~*''-*-*i' *■>*•*- < w / y / < i y y ' < ^ ;

^ c £&&!/. * "

~ii&-y,-****?*.»y>~-,./^L,^y^^^^^^:^y-^' tyy-^é;.«iQ*^~ ^y**í>/£**-**<*~--

t »»*• £**fS*0

*^y*«*3£**/L, í+tâ^^^Zó^^*^? -~* ~y-Á~ <- »&~~f*&»i, ,,*<£«* '*y~^*j y/.'JL,

iee3£*jU~? #v S2&&e4)>. »#£) +,*„■+*£* ******fv£r,<U~f£T, £~.-s-~--*.-**'£r~- trie****** 2 . ^^*-/Jí-„

£,,<_ ^JÍJ^mS»,■*/**><%*&** */*~2<n*-i&,,„^^4^£■&,*■?<~~*i*/(■**--*r/*-f

Page 13: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

'.'-' &XL. +&c*^£_ <r-^^M<? *, ^-*-i-'X*«? >*.. <**<Hs*? d</U- S&S £■+&?A^e*.-&?&**'& ^ gov'ts*-*--<*6& £4>rz*biJ&y1' *- fvt+>*v/&Ce*'

.j/k-t-r-^- rfftiriW *? p+*~*^ ^ C-*?-*'****'***^ e--&y%*^Ç^ /^ ío ^0%^ij^4f y^af^rie. <*#*»■*■*--' + /r^r>^*«f J**- &épy&++'> , ^-****'<*#£*£*,„

4/4, turret,*?/ tymaãm~f <!*■-? &^-*&*?€-*s/h>~0'7-*y *■*-■ ■J£A*6<*-* y # a-^*^f%^ Jt*.' &&y<rf*~; ^ *- -*» -t->>i^V<it' v^ic^^^.</i^^>f> y>«.^ ^x*i»

fii-S /'tA^ieS-e*? &#i/0??^&#rA£ï? £. éré^r^-te* *t+~ 4?&ys4#*- -*, 10-r'at'**?*^' Sj Á4*.-P*4y/?} *** íftí.CctjÊ-t*-' 4&*-+''j&,-&* 'rtisSft/SAZ.

Page 14: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

s?€-r-*s ^*>?*

J>

V i i ^ i j ' Ãx/o-P' ^f^L^Sk- *****ej*£i-. ~*~- -&'4C&&b~**2j *- <**■>&**&>■»& Á^e/oA*'* turn**»

L/iJfc i ;*^i3£ w£^~ - 2- ^ > — éZ^^D^^ ^ - ; «A»^*^ ,

Page 15: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

itfe-JY-eSíea&t tS^'t-Af/e <?y'Sf'<&-/s^o€>. ^S^Á^uuSér tr y) Mf fruits ,-rtsi. tZ&?f >is&i!Lcrt£~ /lerrèj&.c), t.

^'i- a-t^'^L'r' *#%. A^nfe-Sf/*,-***<- Átttyí? ^y-{.í'ry^^> sf??s,m, frs**/*??*/ /77A MZfi^/íXf t/S f&t-t**/* . 2

'A^itzJfy *t-i> ^e-*?/JJ& ^ ^ v < « ^ i ^ t f t i i » ^ ^ A ^ Î M , ^ ^ « ^ i W . tS>?'<f~%'-> /?*sy/i~ asr/tete'.

vc^i^v *-**Á-^> f et*-/6tes<!^.' S?A^*_ <?jf***<&<z> / 0 áZs^ivfi^ui srs^r'&é^tt.i. esytis/m^mi. Jtwe£4L0

Page 16: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

^7 tZa/ï 'jketsZ&rs /<t'r*w?£<.jf?*</*<**e'>zsó-^ ftépùtff /jitt^&'jtr tttift-'^/sCf^m^fi?^y & AÍ^U-. s^í^ess*-'/*-' *+'/<*■& &<*—

/ /■rry-t&jíiuo -2/í 'Sínwm-' 07'Je'r-t*.e4i*' s^M^s*4**<^Ls/sfe^tj7->r^^6yv^.^^y^<

<^^^'y'''*

l^'

a*

Jl<

:'

***? sr-< ^ /rA-e**-

,* ~> e-t*c*r?-»T*a e*-*/í'. >£<■ ,y7^e^^-<J'^ « f w ^f^ e+S/ÇO^ vfe , l+Z *?/'&*-**-*& ■&**■* S***'*- '&t**n** *■■ «—,

^tt^^t^r'A^é'/ac^iAS e XÚs*g>*K>^l&*u/s &**&**£*» 6sm*,*à*x> »&e*<ieéeïi*» >*/ji**é^fMHs^ &&S

u,*t/; « ? « * « » si **ïiSi--f**&> *?*/***>*' 4**3**z>, &*f*0 "->*™ ~~****>~« *i e^**Z~v**f** /U-

»rln^ , </<mSt, .-Se***//** /t^t^ut»*n^#*******#> y- -"*""* ^ 7

/t-M&tâ

1 /~ ' O / ■ / / / j£-,~r*^*^:>,~*£~~2'**+*-**tA> *-/*.£**&&£. /ít^iAr^f^J'.

Page 17: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

y*«*~ -*****■>s/i*o /Aj/s-zt? faites?, , » ^ « / " « v W ? ^/e-*^ Sic-yn^ley &/&■ «ytnae-y'iX.i^'o' e. i&ts/Z. ey*,****',- s

£7

//*? JAIASS*- ^ Sa? ^/y^y^^zie./^/ a, i-17, yafrr'e-A/ÎJSè^n ai/*~ ->?««--*-5«i<̂ <5 *4i. y/rm^y^^^^t^ s/' ->«x^

x.n'i*.J&<r exASMt&ji^jc /^fa^^s e>-<*- Je ■ est- -jit- S-i*->r S*i**Str jvu^jH' *-w n*^/ji*£*^e**s>is/Asrri!m*/

/ -/y-- ■ svs- / 0

Sv**^t^é4',As/y*<f*tt*7~ ^yv<*t~fc í W / e ^ W / " * A-rr.6€4/ 4<r*7 se*^L- eorriíét^AWaSe., t. £ s <t</ tac**

^sjym*-? */* Jt't*-, #<%&*>& rOee^A^j *- i w W Î W i ^ «•<s<*vî%I^~ „ ^M^r+Jb^ t*fc.£c -fioS-JT/jt,

4*-ie***+y * « c £trmt.**^t*i, *- i?t^e^ftLj e-*>r>*~-e— f t*-^?ou ^, a grésil*?*/ 7/ïw&^ /ít^n^^^^y^-77*^^0^

Atte^Sf^, t/f #14777/0 'w£>*100jf****m6*<ife* . /-yA^fx-^ry/f O 4**'*--&£*?&slS ■fa** J****'*?/*.* £>/*- A'V*^T*<^r^u t*s>-j*/

y)*^*? y*^i^ZiS g^fSj^í^ *'*i/-^e- tr &zf&Pz> *■& ftts&r T7*~ ^x^e^rt/a^ ^Yt_ &*-■£ -/ién/rJl^s ?■&&•***,

Vn^i-s &y ■-

Page 18: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

Cytw-0 <**?

^//ïï~& <?y*^ *. w / ^ t ó S u ^ ss£f*c^Â% ^^<£**~>*^Á>^*^ J*i*S* #**&**?*/*»***

j l á W j x v****HÍÍ? a ^ * * ^ y*^±*0**à~> ^t^*^niS*\v«^S6v,.<ff*t*' pi*£-i « s é ^ ^ ^ V * * * ? *

/^nr**^*^sr&r^ Z*^ sS-c^yiZT+ <***^e*4&r ,^^>e^"*->^r&' A.-6a±Z*'/> 6A**' M*r****** 4*****& 6*£~

t^tsU? ^e^iJk yjL.t*-* j ^ - ^ n~t**sL /áu#*<£ e~+-r sS+rn- e*c**e*<^Ae, s> > sCe Á*- <6̂ >*̂ - <̂ &«*> ^****0

^,/<*.^/L~£ *U *(**£*>■?»*#. M^áae^ár» ;

&%£^~ ^^y£**~***^±*l£**

„„*,r)1*/>'"W"- 'J> **^S»»*

,,**w******* ^&*i^é*4**»f»*f *,S^***f**é2*ï

,„JA*2^ &» 4&»£> '^^-^^^y^ -E^&o, àM&g&tœ» ̂ ^/âL,s*~y^

XoyvÁvA, %«& *<è*y** y^~**> Á **X^Á&y^^^ «U&^A^£?**< <?J/h •>*&»■*? *

&**?&&& '&**?? sHA*»^/

Page 19: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

,7*.y*-'/?**■/* etmAS; e. ■Jtrfa^e- e-&U. /^ww, A-iiti^tj i*e>e&e e. estre^, , ^í£,t£r7si*-i*&> * et^-ZÍ^õu-Té*

o

aj&v-i-, s* ■St*szJfe--' *^/7As>«eJ*~ ^^y^f^y- ^é^T^Zíf^^c ^w/- AseyS^î*^ <z/í. *û*-'-r&-&'*>i£M*4.

^irs-rt/fr'*/%£.*?scarry -mi^ í*»ir££Sji-o. /y>rVe*w/<- ^se, ̂ »-«*» **74*4s&3^e*/'*e**&*^ai^j/í>+*£.sí-'<as/'t^s^e^iê

-é&tSs f*^-e ./rsw» **4&<S**^*o4+*&t>/t. </£** / í » v w ^ . e * /bjt^Çv-r/%1. aí^r^t^Urr^-^^M- ■ « y ^ * ^ / /

Page 20: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

04*'>^ÍZt4,i-Z>SS.

jCe^rz^TTsy/r/t^laspv/uS&f , t w/ia !i,r«,^fei^**» 3kÍ2S«"fis3k*ÍMí'',W * » ^ / * > « ' « ^ « ' »****)*»*<* A^f^^f,

yk> OCK, <*^&áá?~n<, JS^^/^^j-aCkf *te*yr^*"& <rr/4ijfo,^^s^J*^^fít*^ <»- eAtS&t^e

4>^*y

^>?&s~

má&?dtft >t^á/Z£.

L

Page 21: J*repositorio-aberto.up.pt/bitstream/10216/16516/2/III_18... · 2012-03-27 · ^^^ttf^ere^^^W^-if Jt-' &í^*-rZ

t/a/rljL. /*--/atfaœ #&■ yínpfâOe' ^r^r/íje. j4<&t&fg&é> /A?OÓ ^ ^ / 4 ^ W > Í « Í / A ^ <7tO0

. 3?