@article{01127594,
title = {On },
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {20},
year = {1997},
pages = {769-772},
doi = {10.1155/S0161171297001051},
zbl = {0895.30008},
language = {en},
url = {http://dml.mathdoc.fr/item/01127594}
}
Fukui, Seichi. On . International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 769-772. doi : 10.1155/S0161171297001051. http://gdmltest.u-ga.fr/item/01127594/