Bernasconi, M. V., D. Berger, and W. U. Blanckenhorn. “Systematic Ambiguity in the Well-Established Model System Insect Scathophaga stercoraria (Diptera: Scathophagidae): Sister Species S. Soror Revealed by Molecular Evidence”. Zootaxa, vol. 2441, no. 1, Apr. 2010, pp. 27–40, doi:10.11646/zootaxa.2441.1.3.