@article{01496705, title = {New characterizations of some }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {23}, year = {2000}, pages = {487-492}, doi = {10.1155/S0161171200002465}, zbl = {0964.28002}, language = {en}, url = {http://dml.mathdoc.fr/item/01496705} }
Jenkins, Russell S.; Garimella, Ramesh V. New characterizations of some . International Journal of Mathematics and Mathematical Sciences, Tome 23 (2000) pp. 487-492. doi : 10.1155/S0161171200002465. http://gdmltest.u-ga.fr/item/01496705/