@article{02057395, title = {Surface bundles over surfaces of small genus.}, journal = {Geometry \& Topology}, volume = {6}, year = {2002}, pages = {59-67}, doi = {10.2140/gt.2002.6.59}, zbl = {1038.57006}, language = {en}, url = {http://dml.mathdoc.fr/item/02057395} }
Bryan, Jim; Donagi, Ron. Surface bundles over surfaces of small genus.. Geometry & Topology, Tome 6 (2002) pp. 59-67. doi : 10.2140/gt.2002.6.59. http://gdmltest.u-ga.fr/item/02057395/