1. Application of Oscillation Matrices to Diffusion-Convection Equations
2. [Russian Text Ignored.] 14, 3, 789–792 (1974).
3. [Russian Text Ignored.] 5, 3, 548–551 (1965).
4. [Russian Text Ignored.] 4, 3, 25–38 (1973).
5. [Russian Text Ignored.] 5, 1, 88–97 (1974).