Open Access
GIF89a 1 3 f + +3 +f + + + U U3 Uf U U U 3 f 3 f 3 f ՙ 3 f 3 3 33 f3 3 3 3+ 3+33+f3+3+3+3U 3U33Uf3U3U3U3 333f3333 333f3333 333f3ՙ333 333f333f f 3f ff f f f+ f+3f+ff+f+f+fU fU3fUffUfUfUf f3ffffff f3ffffff f3fffՙfff f3fffff 3 f ̙ + +3+f++̙+U U3UfUU̙U 3f̙ 3f̙ 3fՙ̙ 3f̙ 3 f + +3+f+++U U3UfUUÙ ̀3̀f̪̀̀̀ ̪3̪f̪̪̪ 3fՙ 3f 3 f + +3+f+++U U3UfUUU 3f 3f 3fՙ 3f ! , 1 H*\ȰÇ#JHŋQǏ ClH Ǒ(S\r_ 1-cʜI3 5s)2L<
PD*MzP$&NXg)1`Zt 4bӪe蓣OŠ.X 0DJ0$6=i/W`S_)#R D
*'Ec Ҙ[[*6vբSC ߮)iT *;MpBb7DCY)K"4%7.8IԷ wRhtcRx1 f˜As)$O
@ gJ!@F'o DF hPyjK
DB7hY%"A4V[s4[BVYƠI wYpmB1c{FvbB R
xOƞU)S#BF}Y Yy%8J'P HA7ifsTT_x
d -Җ! <6we"1D_A1ӝ]CH@7zY&6cJI@V\x=kE)CL㞆Zݔg(ПgyFqYFSKN4HA4O)T4:rdЋ@h+ {ŸPS>щ#(WIe~ֿI朚Qh4±ȅF {L u'G(\fvӁ**c䊍2 ϓ$jZİcq /Jm4[\u "HkŒ%tZUd)BGw.y1"Y m%ECfXABmGkvRv[9{hfVWAFdTdm-wvn~A$(A[B Jh?-YCs!R
ʙMgEQ& ^4d'dYxhYDdbhʁ>E(
t@(wd})R "x)D£϶E0Dfܯ%NȓPMb g4̡HV}P@D1 $7 1%lj b%MYY8b@,z 2l2)>ƓtpB ;
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.