@article{05798433,
title = {A subclass of },
journal = {Acta Universitatis Apulensis. Mathematics - Informatics},
volume = {21},
year = {2010},
pages = {135-142},
zbl = {1212.30024},
language = {en},
url = {http://dml.mathdoc.fr/item/05798433}
}
Aouf, M.K.; Shamandy, A.; Mostafa, A.O.; Madian, S.M. A subclass of . Acta Universitatis Apulensis. Mathematics - Informatics, Tome 21 (2010) pp. 135-142. http://gdmltest.u-ga.fr/item/05798433/