Needham, M.D. & Szuster, B.W. & Mora, C. & Lesar, L. & Anders, E. (2017)
Manta ray tourism: interpersonal and social values conflicts, sanctions, and management. Journal of Sustainable Tourism, 25(10), 1367–1384
DOI: 10.1080/09669582.2016.1274319

Ward-Paige, C.A. & Mora, C. & Lotze, H.K. & Pattengill-Semmens, C. & Mcclenachan, L. & Arias-Castro, E. & Myers, R.A. (2010)
Large-Scale Absence of Sharks on Reefs in the Greater-Caribbean: A Footprint of Human Pressures PLoS ONE, 5(8), Article e11968
DOI: 10.1371/journal.pone.0011968