Sandoval Vargas, L. A., Ocampo Vargas, D., Acosta Chaves, V., Mora, C., Camacho Alpízar, A., Martínez Araya, D., & Sánchez Morales, C. (2016). Unusual records of waterbirds in Costa Rica: Possible connection to El Niño 2015-2016.

Sandoval Vargas, Luis Andrés, Diego Ocampo Vargas, Víctor Acosta Chaves, Chuck Mora, Andrés Camacho Alpízar, Daniel Martínez Araya, und César Sánchez Morales. Unusual Records of Waterbirds in Costa Rica: Possible Connection to El Niño 2015-2016. 2016.

Sandoval Vargas, Luis Andrés, et al. Unusual Records of Waterbirds in Costa Rica: Possible Connection to El Niño 2015-2016. 2016.