%0 Journal Article %A Peňa, Simón %T Conjugacy criteria for half-linear differential equations %J Archivum mathematicum %D 1999 %P 1-11 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1999__35_1_a0/ %G en %F ARM_1999__35_1_a0