@article{bwmeta1.element.desklight-13a9321b-54d9-48da-982b-b43e4b9d77ad,
author = {H. W. Pu},
title = {A monotonicity criterion for arbitrary functions},
journal = {Colloquium Mathematicae},
volume = {31},
year = {1974},
pages = {289-292},
zbl = {0294.26013},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-13a9321b-54d9-48da-982b-b43e4b9d77ad}
}
H. W. Pu. A monotonicity criterion for arbitrary functions. Colloquium Mathematicae, Tome 31 (1974) pp. 289-292. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-13a9321b-54d9-48da-982b-b43e4b9d77ad/