ON THE NONEXISTENCE OF SOLUTIONS OF SOME ANISOTROPIC ELLIPTIC AND BACKWARD PARABOLIC INEQUALITIES ArticleTsegaw B.B.Differential Equations. Vol. 51. 2015. P.. 1607-1619
NONEXISTENCE OF GLOBAL SOLUTIONS FOR QUASILINEAR BACKWARD PARABOLIC INEQUALITIES WITH P-LAPLACE-TYPE OPERATOR ArticleTsegaw B.B.Mathematical Notes. Vol. 97. 2015. P.. 605-615
SOME NONEXISTENCE RESULTS FOR ANISOTROPIC ELLIPTIC AND BACKWARD PARABOLIC INEQUALITIES ArticleTsegaw B.B.The Seventh International conference on differential and functional differential equations. Moscow, Russia, August 22-29, 2014.. 2014. 119 p..