Marquina, R.; Fagoaga, A.; Crespo, V. D.; Ruiz-Sánchez, F. J.; Bailon, S.; Hernández, C. M.; Galván, B. Amphibians and Squamate Reptiles from the Stratigraphic Unit Xb of El Salt (Middle Palaeolithic; Alcoy, Spain): Palaeoenvironmental and Palaeoclimatic Implications. Spanish J. Palaeontol. 2020, 32, 291-312.