1. An application of Zubov's method by means of series expansions;Bertoni;Atti Accad. Sci. Ist. Bologna Rc,1967
2. An application of Zubov's method by means of series expansions;Bertoni;Atti Accad. Sci. Ist. Bologna Rc,1967
3. Determination of the domain of stability;Burnand;J. math. Analysis Applic.,1968
4. Dichotomies in stability theory;Coppel,1978
5. Control engineering applications of V.I. Zubov's construction procedure for Liapunov functions;Fallside;IEEE Trans. Automatic Control,1965