Open Access
%PDF-1.6 % 7 0 obj <> endobj xref 7 9 0000000016 00000 n 0000000628 00000 n 0000000703 00000 n 0000000824 00000 n 0000001049 00000 n 0000001183 00000 n 0000001663 00000 n 0000020370 00000 n 0000000476 00000 n trailer <]>> startxref 0 %%EOF 15 0 obj <>stream xb```c``Rg_1Lcbg~ & ɛRPIF[ ꍬ%I"0  endstream endobj 8 0 obj <> endobj 9 0 obj <>/Encoding<>>>>> endobj 10 0 obj <>/ProcSet[/PDF/Text/ImageC/ImageB/ImageI]>>/Type/Page>> endobj 11 0 obj <>stream H*22534644Q0BCKC=c cScc=csSK=sc\.}\CK|@.9f ] endstream endobj 12 0 obj <>stream x  o7Ζ endstream endobj 13 0 obj <>stream x x g/ HR^KUګ^UKE-mkZj/bW FZ6o !:9'GHz\s>̜9L>y<X(iii/_NLLX%EKVyi`HVyr"IVyi_i\ˮ E hH@R4иhq 3އ;)s!==~/W E_e|oݺu= iqiw`R4$55Uɗ]oQ 6y" N^+-r ȑ@ƿ5{c sŋ}xzzz``֭k[>|p???777 ^D{X-ӿ7n8p &&x6<]>uO5k+W2G6/w0R4|4hY9Hfw-7o &&& cǎ +R mի4hPX1?ݻΝ;;;;5jH&J(G%''gaiii꽊-کS˗/YtDDD_9_[D"7#V Ν;W_+B ѣwڵpB__߲ej7XOe˖{_~+&-S̔)S#GZYYɪ2ڰ=zȆw6Q͛7eVlll׮]eּ̊οӧOK0$$D2Uee)̙3`)))?=q_yvZZƍ{krΞ=+{E>,aÆ畗Jǖ ſ>:yDgߎ;?|0EGbڶm*w[:ZK^Z{O>qpp0UtYȑ#W߼G/j^gҥ\| w X`|e6l~ͿV5UcǎY'xW^yy̿W\~̄ ۾}{OO#Ν;'s[Y޽{5ڵQF/c>~[{d޿˗/2M6h-Һug8]f}ZD\nſoz6jԨp£G޶mw}d =~ЏGŊeTTtK*}g++ر/&|_!%%eʔ)"YB ũYSѢEuK.mkk[H{Os0 _h  s"3.ׯGEE1",,SΝ;YD{WFh?4iҤggA%$$_/ѣG9xo~CpBPPq}77-[_|_?? >wqRwܑޮZ{w>xq *$'''mHU 92**ڵk2믿>~H4i>..XOoveUVov&Q+N4T9`~(k9>|.)S&--`nxxZO?l/WݹsZdĉs\9\/?gofkԨ9s&ſʿ#FPGRHIIqvv:9&O[o-Z2_W17nt޽DuH"jڵki޼}```=_&8qu֮ y9B FFFFj+ YTؿWQd݆ +Ƿk׮x^^^ǎÿ_92lmm===W>|+W\D Z.4KP̕ ?nee%݁ݻqƑ#Gj ;w 6m?,]bŊAAAYqI;v({Сo߾sH.]$~z~˗+"n1I7N|y 6ԬYS,|5WW˶[ 4H֏-ӿȷy/"viҤZCrr2s¿2ݱcGID{W: 0UұMHH|z]N:UK"ylwrʲ6xufK.,X_~ܹSXm>z ge E,_J79:/+:RHbŊҁ9sS:/:%tEKIʕw Tz<LW\}>}.]:U?o޼yŊ򊋋˅ +?^,oFm͚5 9rשSg̙۶m۽{íMɀ-ֿE1/5(9j\oW? 9iҤeժUl&''Sq_͕נAQG6m.]u~W~_šݸqceۤ|hݺ|x,oWP!ӧſ7|S߱cGfƿO/>U`߯B]pB1ښ5kݻg ;vZLؿdnSzuqp켽CCCǍ'so'=ȪU˲AAAxb&ſsVn͛7ݻwk͛70y w)67߈jCE=zTR=Z/+VLf-ҷo_Qkva .\_ 7[߷~[wDԈak׮)S_ 7,^X*m׮ݬY+/mllΞ=6h 7i E_$ZiiiuQ Vtn 2kԩS=>mE۫?~o8sLDDD&op{toK,igg?rȔ}M6)A00G߼ׯľիWUM sƒ@l+G޽kccoȑ#~au-Z7Ə/kϣ#ϝ;w„ 6mE.]ZbŠ߼gΜ1_… &פooo4SSSE3fPSRRη~/׼ܹ3t@kMгgO3~zxxx%$jL8s8qBj:99_xYf0'Lw9rD*-ZT{*V(ufΜ)qYСCR'B>;`Rt_]fǎ( sԨQڬdQJG"K,"qqq7.:[l%}ի9w/?gtۍ7T&ί6wi&yuVɓ'%j*-2x`RhW&Qu<== Wcׯسg ڵ/WrEx֭[> _rStiR4K)^~2eʄs</ͤvvv^^^u?~HqʕVZyxx>}Z_>RoРԗڴis%St&'_o _իƖĿ/_/ 4._ ʕ+ /]ܹEoD맿 /laŊʭ:t2eʗ_~$c/ſ믿.-Y hw ݭ-ZD_o,_\r}/k1Bƿ]2ӧHoozȽu֕S_U/;wopl!11^rss;{,B*ǿ{goV8w\ҥ .ſOTgXX/}6^~^F_΀ $={-Z2_`_ |ʿM4+^xƍ/_f͞=N:2ɩ|򑑑>4ؤ֬YA/͛+U(l۶M/'[%oײeKWW׎;kl;6((H6H"ݻty睤$a40ſJ1113f̐ LݻUV]v?f͚={^Rs8w۷ӧtץ,+~\hю;6m*o:zW_}uժU[nQիW-2dԟ6mZs޿iiiaaaRAVk׮ -[޽{jv4hqƽ{XSN'x)*J/ @̘s駟XV SRR-[fcc($۷o\j=~T9s޿tmM,_ؿbp~z̙3G׭[' fezʕ2zobba{S͚5+\^Ci,^Y4h޿qzvjߎ;K8EGbڶm+s/\`ggWZ%K_o6Wz+W  'Ol׮XX9RNHHpvv ꫯ/KBޥI&[էO\ݢE cL*۷iӦ /_7[+ڵK^Ξ=[/]Ӗu3W!?~d &HD yYo&۷1ܹsJ\:˲UVߌ>֭[lٲ > xyyUREwZEeѿmڴ3gJڛVV-5W]|\y!C.]mooo7_.\ok /ſzZYYIP/nݺNwߍ?|ߨF}޹sgϞ=eˬgիWo֭6lJʺ^ӧO/TPŊm_Eׯx!Pys܆߱cNJp-"&Kz_NjĶR:3ݻwċ)/ſ7xxxmG=~/ſ#uD&֭[7)ÿ7'+%޺uC%"/ǀ !E׮][1{ׯ+ǿvڲe*UFjܸqow WߔtJr }2e(j2B yn2Y$==])'u'StRRR߾} {n~ȍsv"`>ibŊvر}}YpիWOnĿ-Ŀh_ E ):кu7>|ſ/s uٳG=K_HѹW]n5O8A1/@J>ܸqc6m˕+7qċ/Ҹ/Rt_-YaÆ ԋN:_|۷i\):vg}VZ57of/ſ@Q.\0jԨ m,,1 _ EVRi_):qƬYjԨ=ſH9ݻw-[fkk[nӸ/Rt6iӦ;;;k^W_8q˗i\):ٷo_xx^%KOVX́m98::mcccرcq 謣.{>|ynݺU^^^OׯGEE1",,SΝ;gfm۶lW/eZ"III7o^:u)nY/_ S\9_~i޿ xZvLD&uVՍ_hZJь]\\$kذa&;l0URJV:ri>|";HOY:3gΔ>ylloߎ_mmmn5oLLL``~{92**ڵk2믿fƿqqq jUVwOJJe  ZxZy޽ *RJ_0fjժEFFSN8144of̘7ʤEZtt,Y}5UlY{xx fM0A-n: Facck 5*J5 %J ?5x]}w/_ עiժ{{ƍo||nv]/-Z.]Z,Yſ-'Nڵkbdϯ͛7:ӧO7 MSl٢ǎ3Te|{.+2߹s:_ W͛۵k7o4T>}TsѸ/_kITغu0e-ظqcɥ*O7/_q_пcƌQuvmUcjPLKK3Ԉ#T̊0HS4._ /_/ſ@}FEE=σ g/</ſ@}J2W?33Uh\/5I^8C2eHpf^v- }*UTreۄǤZ3kG2=6XJ;ݧO}… G</\0~Dlllef*Ԯ]{>W?SE+VUhժ>||5 uvvqUw<Μ9fG)RqqqITƿyP("RR\91cW __IYg"VWWד'OfTĉ>K@FfϞn2R9p+W۷i\ l!""Bi!$$ؿiii>>>?> ubccUSNC_oӦ ut"b]1իWK<88K@:bUVC$B_ EgGGGmlly;vLvyk(Qp٤]" Ե?DHіuV{yy_<Z(<ᅢ\rb/Ҽ  Zj__RtׯN:f" _K:ϟջ111j~ ſ1c(VV-22RMO:uĉ3cƌ<_/%E&#FQ5@G^/ſ\&&&UVV:7n?擤/ſ\HII9qĮ]o.Fw^J_I@ſ/_/):'vիcdB^JſsK.mg[[[_IȾ}(V /_/):[r劸Uyq֭4i溻_zſN߾}ŭ ꫯ2b ſN@@W^IѴTƿ/ſ ݳgjRA+/_/):/^\{QդW*__Rti֬wɒ%ITƿ/ſ謳k.kٲe2#ʔ)#޹s'/%Eg F;vxǫU&=zt?x/ſs UlTX[nÆ >|LK5 (XĿ/ſEI6#L5__R37__R4и/ſ@2fmqy7LR4df[nF n۶e˖vvvW%B_ %.{ae.)+W$dLW^L//2l0TJVZu+*8|pR/_ dǎ-Z6M7""" ,(TZ޽{Z<))I".\Zڭɝֿ{VDGG̒շo_)0o>^՗^ uY&8ƿ>׮]k9t)_ J.PPW^y={+o޼Y՟>}<SÇZI&xFCmGSLbBrrR/\`ŊVVV:uM?׮]1c3f ޽$*;d^6ſy JY}TR_ u5kog||W^y/k_xxA~lllj׮-]K|7I&*\zUER/ſ/( .,Zȝ0dI9"QQQ\)urƿ2 /}5kr/>>fƿe+/ſCŊE5k?2?;/ſ2qvv޴illIJJq\ԩSΟ?oG2=ƿ_-Kǧ_~+W_ %EKSF kkkΝ;wi__RtQjd>)<ǿq/_7>ŧſſ/и/ſhq/ſ 4._/)Z`! _K~62sſK^Ϙ6mTPAiJ**_IѹSBBB֭[?,ſIіÝ;wEgϞſ/ſ\?/.V­Hݒˏ|}Q$B~9r_ E:88и)HѹƘ1cĿ4._ Rtj*GGGkkVZѸ)HYKtܹy%JPCpи)HYG a5򕛛_MPW%Eg /e@@@@Ŋ[h1}7oҸ)KR( 4._ R4иBhqR/ſ<Hѹu/ſg* /_/)x)ܹsѢE@/_Rt.7TPAſKQlRJͼ>>>g~/%E;wQf^ooiӦݿ??/V9}aٻwo:u4)R$222)))/s71v;w/_Rtpȑ0ͼ#GLLL̟_Kرc͛7[PO>9_)s>}UVy O/_RsC666ʼ_ %E(`^^^ƍ[_I_/_R/sYſKR/ſ@ſK_I@ſK_ %E dc/)ſKR/ſh ˫Q__$nmQf(!E BQK_R4иBhq/Bhq/I@_ )K_R4иBhq/)Bhq/I@_+7ݒſ@ hq/1_q/R/)h\/%E)I@_Khq/R/)ſKR/ſ$=Khq/_ 4.Ҥ_ %E/{ſKhKh  vrr >^\YHW}ٳ8a2e{Ұ^ <r3?<r/?<~ifƿڱc #""/a?`>|?u { {uttT?~|tt={z[tlڴ~mo\\ xENNNUVLJJb@6uVo si۶fooۼy+W7-A 裼}t//6l{ٳo֤/䁃iILLTˮ\R m`UdĈUV*"%c7kLnݺ凣3իWԯK.eG>YeduHQ2@G:zuV6ϓ־}{|< f7o-[Vٳg[Ν;g>1$UiӦgEm^_ر#?jVaĉ$ Yz&o$''~'NJJ]KÇ%3/}\QV|+:mGyAÆ ~߿?yb̙j?8pT`llz㣣٣.QO0~8cwQ!44ɓ&ϓO/}Z֭˯W6mruu5"߸|xd'_/8P^jȼ:&ſFzzիWX1GGҥK#>>=s|G (^xϞ=[oYYY:u/?-8}t1r.]?9Attcǎ?,&M })TPRRRF5ݻU~rGтׯ_1bDXXйs'-!!aРANNN!!!'O6Oŭ[_i>Lmԩ ܭ[RJ9;;;99O:%] Rʿh#""Ի([[1!!!fJIIg7UfTO8QW7nlfaTCϝ0asά4wӦM5kJ͛<_ƪӧO9sFťBFP[[yk|'f{ڵ+/լY39f;*=aaaRᥗ^JNNւRGs͢ԩ#[ɯ Tk9rdVX˲E嫎Es,_L:B +WN3tZUQF˗/?rHLL̂ d)7ڵKӶmyݻW}SEˌ[V-/ᇲG\RdmoΝ3e5wڵ|.|r[H _$L?ڴi&VKC$&&j%KHJ* X###eDZ/R{~~~9X]n p PՋ4ݼy?4ޤ4h@ ܾ}[fUP!}߾}jm`ljpp̪],J_?ѿgT3`PF4CuWѢEv:x`{Ͽ%ʕ+rϞ=LK IJ7J"-[4"WV?~\-O?G}d ݻ~߿3fHJ?B>bĈ,ƍBv2ZT(_|[999YYɖ;99G}wr+eBVZѻcƌ1#3gΜẕc: ~{Q|j,ɏdZV-t…%ީS'&z6^tIU0~ u!00 wҥcԘ\cnܸ@ݻ߽{w*T1L?F!#K&I}OtO59{5"gW\)U?~&_6ȨQLg˖-S8qBE{佌av5[BWرQF2ѡCmΝ},W\ѿk~cv)M64N fc#*9񑾹A{a˟u>ʭE;Ԡ'uV3]vHg9{Y԰aÌ޺u+w{)۶mSkXdqM6al͝EojjjU[ۨL^6vɓ'n߾=UT +Wl {TO33|@jA&?*[&$$d}W^mF=-Z5=ZP'29SOݝfI˴T/ƍK%''"GUˠ9srdRmժjSfd20 )Rd;wrjզLNS֭Gh+W>aͿŋ(urrrwwZjdd R̙Q{A=|ZӴiL{Odw^3"###""bcccFRRR\\t#o {1x`Dj .lgϞ]{{#Fp-?PU endstream endobj 14 0 obj <> endobj 1 0 obj <> endobj 2 0 obj <> endobj 3 0 obj <> endobj 4 0 obj <> endobj 5 0 obj <>stream 2019-04-03T11:26:55+05:30 2019-04-03T11:25:55+05:30 2019-04-03T11:26:55+05:30 LaTeX with hyperref package application/pdf uuid:cc1f6994-3c8a-4740-8bf3-2045e4159493 uuid:c73968f7-a0ec-4178-98cd-e9d87d176024 pdfTeX-1.40.18 endstream endobj 6 0 obj <> endobj xref 0 7 0000000000 65535 f 0000020437 00000 n 0000021628 00000 n 0000021716 00000 n 0000021792 00000 n 0000021844 00000 n 0000025270 00000 n trailer <> startxref 116 %%EOF

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.