Ince, E. L., & Sneddon, I. N. (1987). The solution of ordinary differential equations. Longman.
Lua i Stíl Chicago (17ú heag.)Ince, E L., agus I. N. Sneddon. The Solution of Ordinary Differential Equations. New York: Longman, 1987.
Lua MLA (9ú heag.)Ince, E L., agus I. N. Sneddon. The Solution of Ordinary Differential Equations. Longman, 1987.
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