Karasov, M. L. (1982). A Book of Problems in Ordinary Differential Equations. Mir Publishers.
Cita Chicago (17th ed.)Karasov, M. L. A Book of Problems in Ordinary Differential Equations. Moscow: Mir Publishers, 1982.
Cita MLA (9th ed.)Karasov, M. L. A Book of Problems in Ordinary Differential Equations. Mir Publishers, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.