%0 Journal Article %A Wang, Da-Bin %T Positive Solutions of Impulsive Dynamic System on Time Scales %J Canadian mathematical bulletin %D 2012 %P 214-224 %V 55 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2011-125-1/ %R 10.4153/CMB-2011-125-1 %F 10_4153_CMB_2011_125_1