%0 Journal Article %A Taliaferro, Steven D. %T Local behavior and global existence of positive solutions of $au^\lambda \le - \Delta u \le u^\lambda $ %J Annales de l'I.H.P. Analyse non linéaire %D 2002 %P 889-901 %V 19 %N 6 %I Elsevier %U http://www.numdam.org/item/AIHPC_2002__19_6_889_0/ %G en %F AIHPC_2002__19_6_889_0