@article{articled1751801,
title   = {Twisted conjugacy classes in symplectic groups, mapping class groups and braid groups (with an appendix written jointly with Francois Dahmani)},
author = {Fel'shtyn, Alexander and Gonçalves, Daciberg Lima},
year = {2010},
doi = {10.1007/s10711-009-9434-6},
journal   = {Geometriae Dedicata}
}