@article{01865579, title = {A Darboux property of }, journal = {Acta Mathematica Universitatis Comenianae. New Series}, volume = {70}, year = {2001}, pages = {177-183}, zbl = {1018.26006}, language = {en}, url = {http://dml.mathdoc.fr/item/01865579} }
Carrese, R.; Łazarow, E. A Darboux property of . Acta Mathematica Universitatis Comenianae. New Series, Tome 70 (2001) pp. 177-183. http://gdmltest.u-ga.fr/item/01865579/