Kovalev, A. M. Controllability criteria and sufficient conditions for dynamical systems to be stabilizable. (English. Russian original) Zbl 0925.70339 J. Appl. Math. Mech. 59, No. 3, 379-386 (1995); translation from Prikl. Mat. Mekh. 59, No. 3, 401-409 (1995). MSC: 70Q05 70E15 93C15 PDFBibTeX XMLCite \textit{A. M. Kovalev}, J. Appl. Math. Mech. 59, No. 3, 379--386 (1995; Zbl 0925.70339); translation from Prikl. Mat. Mekh. 59, No. 3, 401--409 (1995) Full Text: DOI
Kovalev, A. M. The controllability of dynamical systems with respect to part of the variables. (English. Russian original) Zbl 0824.93010 J. Appl. Math. Mech. 57, No. 6, 995-1004 (1993); translation from Prikl. Mat. Mekh. 57, No. 6, 41-50 (1993). MSC: 93B05 93C10 PDFBibTeX XMLCite \textit{A. M. Kovalev}, J. Appl. Math. Mech. 57, No. 6, 995--1004 (1993; Zbl 0824.93010); translation from Prikl. Mat. Mekh. 57, No. 6, 41--50 (1993) Full Text: DOI
Kovalev, A. M. Oriented manifolds and the controllability of dynamical systems. (English. Russian original) Zbl 0790.93069 J. Appl. Math. Mech. 55, No. 4, 511-516 (1991); translation from Prikl. Mat. Mekh. 55, No. 4, 639-646 (1991). MSC: 93C15 PDFBibTeX XMLCite \textit{A. M. Kovalev}, J. Appl. Math. Mech. 55, No. 4, 1 (1991; Zbl 0790.93069); translation from Prikl. Mat. Mekh. 55, No. 4, 639--646 (1991) Full Text: DOI