1. Optimal control of systems with distributed-parameters;Butkovskii;Automn Remote Control,1960
2. Optimum processes in systems with distributed parameters;Butkovskii;Automn Remote Control,1961
3. The maximum principle for optimum systems with distributed parameters;Butkovskii;Automn Remote Control,1961
4. Optimal processes in systems containing distributed parameter plants;Egorov;Automn Remote Control,1965
5. Optimal processes in systems containing distributed parameter plants;Egorov;Automn Remote Control,1965