@article{GDZPPN002388200,
title = {On the Equilibrium Value of a System of Convex and Concave Functions.},
journal = {Mathematische Zeitschrift},
volume = {70},
year = {1958},
pages = {271-280},
zbl = {0083.28605},
url = {http://dml.mathdoc.fr/item/GDZPPN002388200}
}
Fan, Ky. On the Equilibrium Value of a System of Convex and Concave Functions.. Mathematische Zeitschrift, Tome 70 (1958) pp. 271-280. http://gdmltest.u-ga.fr/item/GDZPPN002388200/