Holst, M., Smultea, M. A., Koski, W. R., Sayegh, A. J., Pavan, G., Beland, J., & Goldstein, H. H. (2017). Cetacean sightings and acoustic detections during a seismic survey off Nicaragua and Costa Rica, November-December 2004. Revista De Biología Tropical, 65(2), 599–611. https://doi.org/10.15517/rbt.v65i2.25477