Discontinuous Liapunov functions for differential equations with measurable right-hand sides Pavel Krbec — 1976 Czechoslovak Mathematical Journal
On nonparasit generalized solutions of differential relations Pavel Krbec — 1981 Časopis pro pěstování matematiky
Weak stability of multivalued differential equations Pavel Krbec — 1976 Czechoslovak Mathematical Journal
Kneser's theorem for multivalued differential delay equations Pavel Krbec; Jaroslav Kurzweil — 1979 Časopis pro pěstování matematiky