000			00454nmm a2200145Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9781461244387
100			_aV.N. Bogaevski, A. Povzner
245		0	_aAlgebraic Methods in Nonlinear Perturbation Theory
250			_a1991
260			_bSpringer New York _c1991
440			_aApplied Mathematical Sciences
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-1-4612-4438-7
999			_c4367 _d4367