@article{GDZPPN002033348,
title = {Bernstein's comparison theorem and a problem of Braess.},
journal = {Aequationes mathematicae},
volume = {22},
year = {1981},
pages = {98-107},
zbl = {0533.41021},
url = {http://dml.mathdoc.fr/item/GDZPPN002033348}
}
Pinkus, A. Bernstein's comparison theorem and a problem of Braess.. Aequationes mathematicae, Tome 22 (1981) pp. 98-107. http://gdmltest.u-ga.fr/item/GDZPPN002033348/