@article{1178245556,
author = {Hanai, Sitiro},
title = {On N. Matsuyama's closure operators on general neighbourhood spaces},
journal = {Tohoku Math. J. (2)},
volume = {3},
number = {3},
year = {1951},
pages = { 45-47},
language = {en},
url = {http://dml.mathdoc.fr/item/1178245556}
}
Hanai, Sitiro. On N. Matsuyama's closure operators on general neighbourhood spaces. Tohoku Math. J. (2), Tome 3 (1951) no. 3, pp. 45-47. http://gdmltest.u-ga.fr/item/1178245556/