@article{1077477218,
author = {Anderson, R. D. and Klee, Jr., V. L.},
title = {Convex functions and upper semi-continuous collections},
journal = {Duke Math. J.},
volume = {19},
number = {1},
year = {1952},
pages = { 349-357},
language = {en},
url = {http://dml.mathdoc.fr/item/1077477218}
}
Anderson, R. D.; Klee, Jr., V. L. Convex functions and upper semi-continuous collections. Duke Math. J., Tome 19 (1952) no. 1, pp. 349-357. http://gdmltest.u-ga.fr/item/1077477218/