Linear systems of ordinary differential equations, with periodic and quasi-periodic coefficients, with revisions by the author for the English edition [by] Nikolay P. Erugin. Translated by Scripta Technica. Translation editor: Richard Bellman. (Mathematics in science and engineering, v. 28)
Linear systems of ordinary differential equations, with periodic and quasi-periodic coefficients, with revisions by the author for the English edition [by] Nikolay P. Erugin. Translated by Scripta Technica. Translation editor: Richard Bellman.