000			00568nmm a2200145Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9783642467097
100			_aAlberto Cambini, Erio Castagnoli, Laura Martein, Piera Mazzoleni, Siegfried Schaible
245		0	_aGeneralized Convexity and Fractional Programming with Economic Applications
250			_a1990
260			_bSpringer Berlin Heidelberg _c1990
440			_aLecture Notes in Economics and Mathematical Systems
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-3-642-46709-7
999			_c5439 _d5439