Petrov Dimitar Ivanov

Publications in Math-Net.Ru

1. Conditions for the applicability of the method of harmonic balance for systems with variable delay
   
   Dokl. Akad. Nauk SSSR, 311:3 (1990),  553–556
2. On periodic oscillations in control systems with delays
   
   Avtomat. i Telemekh., 1984, no. 6,  169–171