Smith, R. y Smith, T. 2020. The carnivoran-like insectivore Butselia Biveri Quinet & Misonne, 1965 (Mammalia, Plesiosoricidae) from the lowermost Oligocene of Europe. Spanish Journal of Palaeontology. 27, 2 (oct. 2020), 105–116. DOI:https://doi.org/10.7203/sjp.27.2.18102.