@article{AM2_1995__49_1-2_182481,
     author = {Zsolt P\'ales and Vera Zeidan},
     title = {Separation via quadratic functions. {(Summary).}},
     journal = {Aequationes mathematicae},
     pages = {203--204},
     publisher = {mathdoc},
     volume = {49},
     number = {1-2},
     year = {1995},
     zbl = {0853.39013},
     url = {http://geodesic.mathdoc.fr/item/AM2_1995__49_1-2_182481/}
}