000			00445nmm a2200145Ia 4500
008			230201s9999||||xx |||||||||||||||||und||
020			_a9783642962080
100			_aKosaku Yosida
245		0	_aFunctional Analysis
250			_a4th ed. 1974
260			_bSpringer Berlin Heidelberg _c1974
440			_aGrundlehren der mathematischen Wissenschaften
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-3-642-96208-0
999			_c23140 _d23140