000			00354nmm a2200133Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9781461216384
100			_aSerge Lang
245		0	_aChallenges
250			_a1998
260			_bSpringer New York _c1998
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-1-4612-1638-4
999			_c10971 _d10971