Zhevlakov Gennadii Nikolaevich

Publications in Math-Net.Ru

1. Conditions for the negativity of the Green's function of a Sturm–Liouville problem for a second order linear ordinary differential equation
   
   Differ. Uravn., 5:6 (1969),  1114–1119
2. The existence of solutions of nonlinear ordinary differential equations with linear boundary conditions
   
   Differ. Uravn., 4:10 (1968),  1814–1820