※一部利用できない機能があります
1.
図書 |
by L.S. Pontryagin ; translated from the Russian by Arlen Brown, with additional material translated by P.S.V. Naidu
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2.
図書 |
L.S. Pontryagin ... [et al.] ; translated from the Russian by K.N. Trirogoff ; English edition edited by L.W. Neustadt
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