Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1990__65_3_140193, author = {Gilbert Baumslag and Peter B. Shalen}, title = {Amalgamated products and finitely presented groups.}, journal = {Commentarii mathematici Helvetici}, pages = {243--254}, publisher = {mathdoc}, volume = {65}, number = {3}, year = {1990}, zbl = {0711.20015}, url = {http://geodesic.mathdoc.fr/item/CMH_1990__65_3_140193/} }
Gilbert Baumslag; Peter B. Shalen. Amalgamated products and finitely presented groups.. Commentarii mathematici Helvetici, Tome 65 (1990) no. 3, pp. 243-254. http://geodesic.mathdoc.fr/item/CMH_1990__65_3_140193/