%0 Journal Article %A D. G. Aronson %T Uniqueness of positive weak solutions of second order parabolic equations %J Annales Polonici Mathematici %D 1964 %P 285-303 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-16-3-285-303/ %R 10.4064/ap-16-3-285-303 %G en %F 10_4064_ap_16_3_285_303