[1]
G. Scarparo, R. Wolton, M. Molfini, L. C. Pinna, and A. D. Giulio, “Comparative morphology of myrmecophilous immature stages of European Microdon species (Diptera: Syrphidae): updated identification key and new diagnostic characters”, Zootaxa, vol. 4789, no. 2, pp. 348–370, Jun. 2020.