Papavero, N. & Ibanez-Bernal, S., 2001. Contributions to a history of Mexican Dipterology. Part I. Entomologists and their works before the Biologia Centrali-Americana. Acta Zoologica Mexicana Nueva Serie, pp.65-173. Available at: http://www.online-keys.net/sciaroidea/2000_/Papavero_Bernal_2001_History_of_mexican_dipterology.pdf.