000			00392nmm a2200133Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9781461209812
100			_aE. Zeidler
245		0	_aNonlinear Functional Analysis and its Applications
250			_a1990
260			_bSpringer New York _c1990
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-1-4612-0981-2
999			_c6609 _d6609