Bukhvalov A M

Publications in Math-Net.Ru

1. An elementary method of separation of variables in equations of several variables
   
   Dokl. Akad. Nauk SSSR, 161:1 (1965),  16–18
2. Construction of nomograms for equations of the first kind with three variables
   
   Dokl. Akad. Nauk SSSR, 148:5 (1963),  1005–1008