Vvedenie v teorii͡u different͡sialʹnykh uravneniĭ s otkloni͡ai͡ushchimsi͡a argumentom.

APA Citation

Ėlʹsgolʹt͡s, L. Ė. (Lev Ėrnestovich)., Norkin, S. B. (Sim Borisovich). (1971). Vvedenie v teorii͡u different͡sialʹnykh uravneniĭ s otkloni͡ai͡ushchimsi͡a argumentom. Izd. 2-e, pererab. i dop. Moskva: "Nauka,".

MLA Citation

Ėlʹsgolʹt͡s, L. Ė. (Lev Ėrnestovich), and S. B. (Sim Borisovich) Norkin. Vvedenie V Teorii͡u Different͡sialʹnykh Uravneniĭ S Otkloni͡ai͡ushchimsi͡a Argumentom. Izd. 2-e, pererab. i dop. Moskva: "Nauka,", 1971.

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