@article{1102868240,
author = {Meir, A. and Moon, J. W.},
title = {Relations between packing and covering numbers of a tree.},
journal = {Pacific J. Math.},
volume = {61},
number = {2},
year = {1975},
pages = { 225-233},
language = {en},
url = {http://dml.mathdoc.fr/item/1102868240}
}
Meir, A.; Moon, J. W. Relations between packing and covering numbers of a tree.. Pacific J. Math., Tome 61 (1975) no. 2, pp. 225-233. http://gdmltest.u-ga.fr/item/1102868240/