@article{1256054111,
author = {Griffith, Phillip A.},
title = {Decomposition of pure subgroups of torsion free groups},
journal = {Illinois J. Math.},
volume = {12},
number = {4},
year = {1968},
pages = { 433-438},
language = {en},
url = {http://dml.mathdoc.fr/item/1256054111}
}
Griffith, Phillip A. Decomposition of pure subgroups of torsion free groups. Illinois J. Math., Tome 12 (1968) no. 4, pp. 433-438. http://gdmltest.u-ga.fr/item/1256054111/