Evsyukov, A., Golovatch, S., & Reip, H. S. (2018).

The millipede genus Julus Linnaeus, 1758 in the Caucasus (Diplopoda: Julida: Julidae)

. Zootaxa, 4461(1), 89–117. https://doi.org/10.11646/zootaxa.4461.1.7