@article{GDZPPN002196875,
title = {Characterizations of nearly-openness.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {316},
year = {1980},
pages = {105-115},
zbl = {0431.46001},
url = {http://dml.mathdoc.fr/item/GDZPPN002196875}
}
Mennicken, R.; Sagraloff, B. Characterizations of nearly-openness.. Journal für die reine und angewandte Mathematik, Tome 316 (1980) pp. 105-115. http://gdmltest.u-ga.fr/item/GDZPPN002196875/