@article{1028998343, author = {Chang, Bomshik}, title = {The automorphism group of the free group with two generators.}, journal = {Michigan Math. J.}, volume = {7}, number = {1}, year = {1960}, pages = { 79-81}, language = {en}, url = {http://dml.mathdoc.fr/item/1028998343} }
Chang, Bomshik. The automorphism group of the free group with two generators.. Michigan Math. J., Tome 7 (1960) no. 1, pp. 79-81. http://gdmltest.u-ga.fr/item/1028998343/