Barquero González, J. P., Cabrera Alvarado, A. A., Valle - Cubero, S., Monge Nájera, J., & Morera, B. (2016). The geographic distribution of Costa Rican velvet worms (Onychophora: Peripatidae).

Barquero González, José Pablo, Adrián Alonso Cabrera Alvarado, Stephanie Valle - Cubero, Julián Monge Nájera, y Bernal Morera. The Geographic Distribution of Costa Rican Velvet Worms (Onychophora: Peripatidae). 2016.

Barquero González, José Pablo, et al. The Geographic Distribution of Costa Rican Velvet Worms (Onychophora: Peripatidae). 2016.