by Copley, Sean, Parthasarathy, Kalyanasundaram, Willis, Mark A
Published in Journal of experimental biology (31.10.2018)

by Lenschow, Constanze, Copley, Sean, Gardiner, Jayne M., Talbot, Zoe N., Vitenzon, Ariel, Brecht, Michael
Published in Current biology (11.01.2016)

by Sean Noble 1993, Copley News Service
Published in St. Louis post-dispatch (16.08.1993)