Rai, B., & Choudhury, D. P. F. (2002). course in ordinary differential equations. Narosa Publishing House.
Dyfyniad Arddull ChicagoRai, B., and D. P. Freedman Choudhury. Course in Ordinary Differential Equations. New Delhi: Narosa Publishing House, 2002.
Dyfyniad MLARai, B., and D. P. Freedman Choudhury. Course in Ordinary Differential Equations. Narosa Publishing House, 2002.
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