@article{2359,
author = {Marcus, Marvin and Khan, N.A.},
title = {Some generalizations of Kantorovich's inequality},
journal = {Portugaliae mathematica},
volume = {20},
year = {1961},
pages = {33-38},
zbl = {0118.25902},
mrnumber = {0130261},
language = {en},
url = {http://dml.mathdoc.fr/item/2359}
}
Marcus, Marvin; Khan, N.A. Some generalizations of Kantorovich's inequality. Portugaliae mathematica, Tome 20 (1961) pp. 33-38. http://gdmltest.u-ga.fr/item/2359/