Gilgado, J. D., and V. M. Ortuño. “Intra- and Inter-Population Polymorphism in Coletinia maggii (Grassi, 1887) (Zygentoma: Nicoletiidae), an Inhabitant of Soil, Mesovoid Shallow Substratum (MSS) and caves—A Challenge for the Strict Classification of Subterranean Fauna?”. Zootaxa, vol. 3920, no. 1, Feb. 2015, pp. 85–100, doi:10.11646/zootaxa.3920.1.5.