@article{1178225677, author = {Chen, Zhi Jie}, title = {Bounds of automorphism groups of genus $2$ fibrations}, journal = {Tohoku Math. J. (2)}, volume = {46}, number = {4}, year = {1994}, pages = { 499-521}, language = {en}, url = {http://dml.mathdoc.fr/item/1178225677} }
Chen, Zhi Jie. Bounds of automorphism groups of genus $2$ fibrations. Tohoku Math. J. (2), Tome 46 (1994) no. 4, pp. 499-521. http://gdmltest.u-ga.fr/item/1178225677/