@article{03914504,
title = {On center-like elements in rings.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {8},
year = {1985},
pages = {145-149},
doi = {10.1155/S0161171285000138},
zbl = {0573.16009},
language = {en},
url = {http://dml.mathdoc.fr/item/03914504}
}
Fisher, Joe W.; Fahmy, Mohamed H. On center-like elements in rings.. International Journal of Mathematics and Mathematical Sciences, Tome 8 (1985) pp. 145-149. doi : 10.1155/S0161171285000138. http://gdmltest.u-ga.fr/item/03914504/