Dehling, J. M., Hinkel, H. H., Ensikat, H.-J., Babilon, K., & Fischer, E. (2018).

A new blind snake of the genus Letheobia (Serpentes: Typhlopidae) from Rwanda with redescriptions of L. gracilis (Sternfeld, 1910) and L. graueri (Sternfeld, 1912) and the introduction of a non-invasive preparation procedure for scanning electron microscopy in zoology

. Zootaxa, 4378(4), 480–490. https://doi.org/10.11646/zootaxa.4378.4.2