Reference

Alexander Georgewitsch Lebedev (1931): Prilog poznavanju jugoslovenskih pcela. [Sh; 1 ref. in footnote. Date: [31.XII].1931]. – Glasn. Jugosl. Ent. Drutva (Actis Soc. Ent. Jugosl.) (Belgrade) – 5/6 (1/2): 39 - 48.