%0 Journal Article %A Polona Tominc %A Karin Jurše %T Some Aspects of Piecewise Linear $L_1$ Approximations in Business Optimization %J Yugoslav journal of operations research %D 1996 %P 289 %V 6 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_1996_6_2_a12/ %G en %F YJOR_1996_6_2_a12