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＜図書＞
Difference methods for solutions of problem of mathematical physics 1 / ed by N.N. Janenko.
(Proceedings of the Steklov Institute of Mathematics ; 74)

出版者	Providence, R.I. : A. M. S.
出版年	1967
大きさ	188 p. 26 cm.
著者標目	Janenko, N. N.