@article{01496714,
title = {Elements in exchange rings with related comparability.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {23},
year = {2000},
pages = {639-644},
doi = {10.1155/S0161171200002234},
zbl = {0957.16005},
language = {en},
url = {http://dml.mathdoc.fr/item/01496714}
}
Chen, Huanyin. Elements in exchange rings with related comparability.. International Journal of Mathematics and Mathematical Sciences, Tome 23 (2000) pp. 639-644. doi : 10.1155/S0161171200002234. http://gdmltest.u-ga.fr/item/01496714/