000			00459nmm a2200145Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9783662549612
100			_aWolfgang Hackbusch
245		0	_aElliptic Differential Equations
250			_a2nd ed. 2017
260			_bSpringer Berlin Heidelberg _c2017
440			_aSpringer Series in Computational Mathematics
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-3-662-54961-2
999			_c7292 _d7292