Gil-T., F., 2017: Compared morphology and distribution of the taxa described of Pseudochazara williamsi (Romei, 1927) [= "Pseudochazara hippolyte" Esper from Spain]. Are they valid subspecies or only the result of phenotypic plasticity (ecological forms)? (Lepidoptera, Nymphalidae, Satyrinae). Atalanta 48 (1-4): 188-196. Full article:[1]