@article{GDZPPN002397005,
title = {Principal Cluster Values of Continuous Functions.},
journal = {Mathematische Zeitschrift},
volume = {93},
year = {1966},
pages = {186-197},
zbl = {0136.06202},
url = {http://dml.mathdoc.fr/item/GDZPPN002397005}
}
McMillan, J.E. Principal Cluster Values of Continuous Functions.. Mathematische Zeitschrift, Tome 93 (1966) pp. 186-197. http://gdmltest.u-ga.fr/item/GDZPPN002397005/