@article{00147592,
title = {On commutativity of one-sided },
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {15},
year = {1992},
pages = {813-818},
doi = {10.1155/S0161171292001078},
zbl = {0776.16016},
language = {en},
url = {http://dml.mathdoc.fr/item/00147592}
}
Abujabal, H.A.S.; Khan, M.A. On commutativity of one-sided . International Journal of Mathematics and Mathematical Sciences, Tome 15 (1992) pp. 813-818. doi : 10.1155/S0161171292001078. http://gdmltest.u-ga.fr/item/00147592/