@article{GDZPPN001177141,
title = {Optimal Cycles in Doubly Weighted Graphs and Approximation of Bivariate Functions by Univariate Ones.},
journal = {Numerische Mathematik},
volume = {39},
year = {1982},
pages = {65-84},
zbl = {0541.65009},
url = {http://dml.mathdoc.fr/item/GDZPPN001177141}
}
Golitschek, M.von. Optimal Cycles in Doubly Weighted Graphs and Approximation of Bivariate Functions by Univariate Ones.. Numerische Mathematik, Tome 39 (1982) pp. 65-84. http://gdmltest.u-ga.fr/item/GDZPPN001177141/