@article{01887449, title = {Some surface subgroups survive surgery.}, journal = {Geometry \& Topology}, volume = {5}, year = {2001}, pages = {347-367}, doi = {10.2140/gt.2001.5.347}, zbl = {1009.57017}, language = {en}, url = {http://dml.mathdoc.fr/item/01887449} }
Cooper, D.; Long, D.D. Some surface subgroups survive surgery.. Geometry & Topology, Tome 5 (2001) pp. 347-367. doi : 10.2140/gt.2001.5.347. http://gdmltest.u-ga.fr/item/01887449/