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Maslov, V. P.; Omel’yanov, G.A. : Geometric Asymptotics for Nonlinear PDE. Translated from the Russian by Dmitrii Chibisov. Translations of Mathematical Monographs, 202. American Mathematical Society, Providence, RI, 2001, 285 pp.

Maslov,V.P.; Shvedov, O.Yu.: The Canonical Operator in Many-Particle Problems and Quantum Field Theory. Volume 71 in the series De Gruyter Expositions in Mathematics, De Gruyter, 2022, 478 pp. GeorgyOmel (talk) 23:28, 19 August 2022 (UTC)