@article{01046348, title = {A remark on operating groups.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {20}, year = {1997}, pages = {393-395}, doi = {10.1155/S0161171297000501}, zbl = {0885.20008}, language = {en}, url = {http://dml.mathdoc.fr/item/01046348} }
Wang, Yanming. A remark on operating groups.. International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 393-395. doi : 10.1155/S0161171297000501. http://gdmltest.u-ga.fr/item/01046348/