@article{SLC_1989_21_a6,
     author = {A. Wanka},
     title = {On {First} {Experiences} with the {Implementation} of a {Newton} {Based} {Linear} {Programming} {Approach}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {21},
     year = {1989},
     url = {http://geodesic.mathdoc.fr/item/SLC_1989_21_a6/}
}