@article{1077475504,
author = {Fort, Jr., M.. K},
title = {A unified theory of semi-continuity},
journal = {Duke Math. J.},
volume = {16},
number = {1},
year = {1949},
pages = { 237-246},
language = {en},
url = {http://dml.mathdoc.fr/item/1077475504}
}
Fort, Jr., M.. K. A unified theory of semi-continuity. Duke Math. J., Tome 16 (1949) no. 1, pp. 237-246. http://gdmltest.u-ga.fr/item/1077475504/