@article{1183503906,
author = {Reade, Maxwell and Beckenbach, E. F.},
title = {Mean-value surfaces},
journal = {Bull. Amer. Math. Soc.},
volume = {47},
number = {11},
year = {1941},
pages = { 808-815},
language = {en},
url = {http://dml.mathdoc.fr/item/1183503906}
}
Reade, Maxwell; Beckenbach, E. F. Mean-value surfaces. Bull. Amer. Math. Soc., Tome 47 (1941) no. 11, pp. 808-815. http://gdmltest.u-ga.fr/item/1183503906/