@article{urn:eudml:doc:44211, title = {On the intersection of finitely generated subgroups of free groups.}, journal = {Revista Matem\'atica de la Universidad Complutense de Madrid}, volume = {9}, year = {1996}, pages = {67-84}, zbl = {0884.20016}, mrnumber = {MR1413267}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:44211} }
Jassim, W. S. On the intersection of finitely generated subgroups of free groups.. Revista Matemática de la Universidad Complutense de Madrid, Tome 9 (1996) pp. 67-84. http://gdmltest.u-ga.fr/item/urn:eudml:doc:44211/