@article{1178241488,
author = {Bagemihl, Frederick},
title = {Maximal sets of ambiguous points},
journal = {Tohoku Math. J. (2)},
volume = {24},
number = {4},
year = {1972},
pages = { 469-472},
language = {en},
url = {http://dml.mathdoc.fr/item/1178241488}
}
Bagemihl, Frederick. Maximal sets of ambiguous points. Tohoku Math. J. (2), Tome 24 (1972) no. 4, pp. 469-472. http://gdmltest.u-ga.fr/item/1178241488/