@article{GDZPPN002041790,
title = {Separation via quadratic functions.},
journal = {Aequationes mathematicae},
volume = {52},
year = {1996},
pages = {209-229},
zbl = {0853.39013},
url = {http://dml.mathdoc.fr/item/GDZPPN002041790}
}
Páles, Zsolt; Zeidan, Vera. Separation via quadratic functions.. Aequationes mathematicae, Tome 52 (1996) pp. 209-229. http://gdmltest.u-ga.fr/item/GDZPPN002041790/