%0 Journal Article %A E. Yu. Panov %T A Remark on the Theory of Generalized Entropy Sub- and Supersolutions of the Cauchy Problem for a First-Order Quasilinear Equation %J Differencialʹnye uravneniâ %D 2001 %P 252-259 %V 37 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2001_37_2_a13/ %G ru %F DE_2001_37_2_a13