Busack, Stephen D. (1988). "Biochemical and Morphological Differentiation in Spanish and Moroccan Populations of Blanus and the Description of a New Species from Northern Morocco (Reptilia, Amphisbaenia, Amphisbaenidae)". Copeia. 1988 (1): 101–109. doi:10.2307/1445928. JSTOR1445928.
Busack, Stephen D. (1988). "Biochemical and Morphological Differentiation in Spanish and Moroccan Populations of Blanus and the Description of a New Species from Northern Morocco (Reptilia, Amphisbaenia, Amphisbaenidae)". Copeia. 1988 (1): 101–109. doi:10.2307/1445928. JSTOR1445928.