@article{GDZPPN002343088,
title = {Problem 8},
journal = {Mathematica Scandinavica},
volume = {2},
year = {1954},
pages = {158-158},
url = {http://dml.mathdoc.fr/item/GDZPPN002343088}
}
HAMMERSLEY, J. M. Problem 8. Mathematica Scandinavica, Tome 2 (1954) p. 158. http://gdmltest.u-ga.fr/item/GDZPPN002343088/