Pokrovskaya N D

Publications in Math-Net.Ru

1. Forced periodic regimes in control systems with control with respect to the derivative
   
   Avtomat. i Telemekh., 1991, no. 5,  62–67
2. Forced periodic regimes in control systems with regularization by derivative
   
   Dokl. Akad. Nauk SSSR, 313:1 (1990),  21–24