Algorithms for solution of equations PA+ATP=-Q and MTPM-P=-Q resulting in Lyapunov stability analysis of linear systems. - Jan Stecha; Alena Kozáciková; Jaroslav Kozácik (Kybernetika, 1973)

Optimal control of a linear discrete system. - Jan Stecha; Alena Kozáciková; Jaroslav Kozácik; Jirí Lidický (Kybernetika, 1973)