González Gutiérrez , Rigoberto. 2022. “The Amazon Sailfin Catfish Pterygoplichthys Disjunctivus X Pardalis (Siluriformes: Loricariidae) in Panamá”. UNED Research Journal 14 (2):e4352. https://doi.org/10.22458/urj.v14i2.4352.