@article{1255380838,
author = {Goldstine, H. H.},
title = {Conditions for a minimum in abstract space},
journal = {Illinois J. Math.},
volume = {2},
number = {1},
year = {1958},
pages = { 111-123},
language = {en},
url = {http://dml.mathdoc.fr/item/1255380838}
}
Goldstine, H. H. Conditions for a minimum in abstract space. Illinois J. Math., Tome 2 (1958) no. 1, pp. 111-123. http://gdmltest.u-ga.fr/item/1255380838/