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@article{DAN_1992_322_3_a6, author = {V. B. Larin}, title = {Construction of a nonnegative-definite solution of a {Lyapunov}}, journal = {Doklady Akademii Nauk}, pages = {469--471}, publisher = {mathdoc}, volume = {322}, number = {3}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1992_322_3_a6/} }
V. B. Larin. Construction of a nonnegative-definite solution of a Lyapunov. Doklady Akademii Nauk, Tome 322 (1992) no. 3, pp. 469-471. http://geodesic.mathdoc.fr/item/DAN_1992_322_3_a6/