@article{03895882,
title = {Weak openness and almost openness.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {7},
year = {1984},
pages = {35-40},
doi = {10.1155/S0161171284000041},
zbl = {0562.54020},
language = {en},
url = {http://dml.mathdoc.fr/item/03895882}
}
Rose, David A. Weak openness and almost openness.. International Journal of Mathematics and Mathematical Sciences, Tome 7 (1984) pp. 35-40. doi : 10.1155/S0161171284000041. http://gdmltest.u-ga.fr/item/03895882/