@article{1195511793,
author = {Bogdanovi\'c, Stojan and \'Ciri\'c, Miroslav},
title = {Retractive nil-extensions of regular semigroups, I},
journal = {Proc. Japan Acad. Ser. A Math. Sci.},
volume = {68},
number = {10},
year = {1992},
pages = { 115-117},
language = {en},
url = {http://dml.mathdoc.fr/item/1195511793}
}
Bogdanović, Stojan; Ćirić, Miroslav. Retractive nil-extensions of regular semigroups, I. Proc. Japan Acad. Ser. A Math. Sci., Tome 68 (1992) no. 10, pp. 115-117. http://gdmltest.u-ga.fr/item/1195511793/