Pairs of matrices generating discrete free groups and free products.
Newman, Morris
Michigan Math. J., Tome 15 (1968) no. 1, p. 155-160 / Harvested from Project Euclid
Text on Project Euclid
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Publié le : 1968-06-14
Classification:  20.65 
@article{1028999968,
     author = {Newman, Morris},
     title = {Pairs of matrices generating discrete free groups and free products.},
     journal = {Michigan Math. J.},
     volume = {15},
     number = {1},
     year = {1968},
     pages = { 155-160},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1028999968}
}

Newman, Morris. Pairs of matrices generating discrete free groups and free products.. Michigan Math. J., Tome 15 (1968) no. 1, pp.  155-160. http://gdmltest.u-ga.fr/item/1028999968/