@article{04054006,
title = {The sharpness of some cluster set results.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {10},
year = {1987},
pages = {777-786},
doi = {10.1155/S0161171287000863},
zbl = {0646.30031},
language = {en},
url = {http://dml.mathdoc.fr/item/04054006}
}
Rung, D.C.; Obaid, S.A. The sharpness of some cluster set results.. International Journal of Mathematics and Mathematical Sciences, Tome 10 (1987) pp. 777-786. doi : 10.1155/S0161171287000863. http://gdmltest.u-ga.fr/item/04054006/