@article{01740562, title = {On }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {419-424}, doi = {10.1155/S0161171201006081}, zbl = {0993.06017}, language = {en}, url = {http://dml.mathdoc.fr/item/01740562} }
Jun, Young Bae. On . International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 419-424. doi : 10.1155/S0161171201006081. http://gdmltest.u-ga.fr/item/01740562/