%0 Journal Article %A Zhan-Dong Mei %A Ji-Gen Peng %A Jun-Xiong Jia %T A new characteristic property of Mittag-Leffler functions and fractional cosine functions %J Studia Mathematica %D 2014 %P 119-140 %V 220 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm220-2-2/ %R 10.4064/sm220-2-2 %G en %F 10_4064_sm220_2_2