Fikhmanas Rishard Ferdinandovich

Publications in Math-Net.Ru

1. On one method of numerical realization of the Schwinger variational principle
   
   Dokl. Akad. Nauk SSSR, 231:5 (1976),  1088–1091
2. Two-sided variation estimates for polarizability coefficients in the theory of diffraction at small apertures
   
   Dokl. Akad. Nauk SSSR, 189:5 (1969),  969–972