@article{1195523132,
author = {Tanaka, Shun'ichi},
title = {The $\varepsilon$-entropy of some classes of harmonic functions},
journal = {Proc. Japan Acad.},
volume = {39},
number = {9},
year = {1963},
pages = { 85-88},
language = {en},
url = {http://dml.mathdoc.fr/item/1195523132}
}
Tanaka, Shun'ichi. The $\varepsilon$-entropy of some classes of harmonic functions. Proc. Japan Acad., Tome 39 (1963) no. 9, pp. 85-88. http://gdmltest.u-ga.fr/item/1195523132/