Open Access
GIF89a3f++3+f+++UU3UfUUU3f3f3fՙ3f3333f3333+3+33+f3+3+3+3U3U33Uf3U3U3U3333f3333333f3333333f3ՙ333333f333ff3ffffff+f+3f+ff+f+f+fUfU3fUffUfUfUff3fffffff3fffffff3fffՙffff3fffff3f̙++3+f++̙+UU3UfUU̙U3f̙3f̙3fՙ̙3f̙3f++3+f+++UU3UfUUÙ̀3̀f̪̪̀̀̀3̪f̪̪̪3fՙ3f3f++3+f+++UU3UfUUU3f3f3fՙ3f!, H*\ȰÇ#JHŋ3jȱǏ CIɓ(S\ɲ˗0cʜI͛8sɳϟ@ JѣH(ҧPJzrPTjʵ@}zKY,]˶ۑ⼝K݄˷߱KX≠cyLܹ̹猼LLi@8ͺy*8uM6c}~n8l>}x2S0)[zP}ĈI*b2Ii4 )򚆉'zTA v pSߖT1C,q }A|BO!*dՄQJא>6Pdr-$  dD<+X/9pXE6߇*#CAP>TY =͓CC예.ċ i{\ !`/̶ cͣn ghM;PV \D0>/;*۩,Բ^ڐ0aT4liu a6B.Jd!&A#(oT80G))P1xA@L^vT,P!Hny\R.y(>r 0BGE$>+t' #oh0}R ۛ<`# dA ]1^n[[2~s4Ǜ{hBrswd tMJ!'OLZ:I 8g]o}XEcB NJl0*IϜ$4a,IEVbvf-2TVu0YQ^ةd0Z/jx%FH:JHP ZF-%4 ٲ]PȅvWL \m$Mi衯a rk]IP֥1FG(]H}hvmEJ*YymVF"FNd9t2~Dܶķd]Є0H`=!Fe4gdJ$-Y8J7^ 5~ Oȣ]K϶}SM筇24 C rٳeqLk$Lӿ>4/QP_H$,v# ,yst' I9;/D=KyG,Oc24HfOJw=Dw Qke}HR3yt6` a,o`# 1@xf#@NK"@GNxa'0s2&+()3 0 cPlW}@&}bj>qxQ}9iV'a`~ٴQD$(17yϣ+VA{3WxQ)\ xfY)5NWJ27Zk$49@Sk6 o`j o0 7d*C#dт#R Vs MR GB##`"@P80mgmG!njQ'dw#|(4 0+#2 Ci7ف9Em&AֆIL2B#Q>ixQt?y7R~| A{ a;Pc !zà8!>%CT k8àM7%I)6H='W E * Ա%A9Qi>S#zSu._.#|a-A)D ЖM4G$Da.8"0*|#_Y%% \sش\`.$U @@[Dw!5v_{ PG4rI|vyy94'plHL]p9'4S>WG& FPV $*w]9 6 ?#tb遄Lr@ћ QK [W 5XDY\F .b(wp( đG".FXiAzGs8"p`#q" W'EVsf-T P+%CFk3JK5@IZJqho2W !`: l3Ӈ,  17UpRgZFIj{ BCQӗZ4z4G䤔7`db[qWQ<v1 H*p +`1 `hʫ ʫ `J:ÚjZڬ*ʫ|.,We9PwZꃄ84η 8>cA3PW(Fa-#"1٧:䰁A:2`eFB*T%+;NFZa*.[tQ%ɩCî ?gR@T([v&+`:ā4"[ QC *8A)#v'p|ɱv2orT`x16CW(@T N;'Xi+;@F:R6E-E΁M$EiIpc~2O+:T;W'"ĻI8$+k䦎u0˶1i.rһЍ_BAۆB_ny 7{=hlʷK wŦi-]z8 "`İ_` {ZB 29qĻ+]9Ψe(zʳс{jP@pŔ2T2$K!n0 DTF_a 1q{+%1/^#Yt @B9 8'+a1d}h,wJ?1#7 #j)OzSИpB-&y׳:p$T0d Q5' ;i)a1 d?3dS)Ka!b8DYx8Krmd& f,%~Ew,$7z91|cF<!=Glĩ/!ɀV~Zt/2GR,0m@/3V(MT3|HzeljhD #} \;<p{2}h)2*/TK**Vf|OM gA3%؟HÀe| i#<ַϔ<,' 2*"$` J5^]E,z-)H*`)I=3Z9qNA@f*ɑ$m2|_س  2\IvLԓ)*͑SM9>8/\ : 1ڤ]! N?q aTMh=!Pj<cpݱc Ya,'vlkaߣMYeȞ) uŭ9E} ! < H&"fh?z 0E8<>@B>D>e;

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.