@article{1177706894,
author = {Hammersley, J. M.},
title = {Percolation Processes: Lower Bounds for the Critical Probability},
journal = {Ann. Math. Statist.},
volume = {28},
number = {4},
year = {1957},
pages = { 790-795},
language = {en},
url = {http://dml.mathdoc.fr/item/1177706894}
}
Hammersley, J. M. Percolation Processes: Lower Bounds for the Critical Probability. Ann. Math. Statist., Tome 28 (1957) no. 4, pp. 790-795. http://gdmltest.u-ga.fr/item/1177706894/