Reference

V. P. Ivanov (1998): A comparative experimental study of flight routes of the horseflies (Tabani-dae: Hybomitra) and bumble bees (Apidae: Bombus). [Ru, en; 3 figs., 29 refs. Date: 24.IV.1998, [30].VI.1998]. – Parasitologiya (St. Petersburg) – 32 (3): 248 - 257.