%0 Journal Article %A Van der Put, Marius %T Differential equations in characteristic $p$ %J Compositio Mathematica %D 1995 %P 227-251 %V 97 %N 1-2 %I Kluwer Academic Publishers %U http://www.numdam.org/item/CM_1995__97_1-2_227_0/ %G en %F CM_1995__97_1-2_227_0