@article{00714613,
title = {Convex functions and the Hadamard inequality.},
journal = {Revista Colombiana de Matem\'aticas},
volume = {28},
year = {1994},
pages = {7-12},
zbl = {0832.26015},
language = {en},
url = {http://dml.mathdoc.fr/item/00714613}
}
Azpeitia, Alfonso G. Convex functions and the Hadamard inequality.. Revista Colombiana de Matemáticas, Tome 28 (1994) pp. 7-12. http://gdmltest.u-ga.fr/item/00714613/