@article{00894079, title = {Monotone and convex }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {19}, year = {1996}, pages = {473-479}, doi = {10.1155/S0161171296000671}, zbl = {0856.26014}, language = {en}, url = {http://dml.mathdoc.fr/item/00894079} }
Saworotnow, Parfeny P. Monotone and convex . International Journal of Mathematics and Mathematical Sciences, Tome 19 (1996) pp. 473-479. doi : 10.1155/S0161171296000671. http://gdmltest.u-ga.fr/item/00894079/