Zhao, Y.; Yu, J.; Liu, W. (2020). A molecular-based phylogeny of the millipede genus Sphaerobelum Verhoeff, 1924, with the first record of the genus from mainland China (Diplopoda: Sphaerotheriida: Zephroniidae).
Annales de la Société entomologique de France (N.S.). 56(4): 341-348.