Cleveland, L.R.; Hall, S.K.; Sanders, E.P.; Collier, J. (1934). „The Wood-Feeding Roach Cryptocercus, its protozoa, and the symbiosis between protozoa and roach”. Memoirs of the American Academy of Arts and Sciences. 17 (2): 185—382. doi:10.1093/aesa/28.2.216.
McKittrick, F.A. (1965). „A contribution to the understanding of cockroach-termite affinities.”. Annals of the Entomological Society of America. 58 (1): 18—22. PMID5834489. doi:10.1093/aesa/58.1.18.
Ware, J.L.; Litman, J.; Klass, K.-D.; Spearman, L.A. (2008). „Relationships among the major lineages of Dictyoptera: the effect of outgroup selection on dictyopteran tree topology”. Systematic Entomology. 33 (3): 429—450. doi:10.1111/j.1365-3113.2008.00424.x.
Vrsanky, P.; Aristov, D. (2014). „Termites (Isoptera) from the Jurassic/Cretaceous boundary: Evidence for the longevity of their earliest genera”. European Journal of Entomology. 111 (1): 137—141. doi:10.14411/eje.2014.014.
McKittrick, F.A. (1965). „A contribution to the understanding of cockroach-termite affinities.”. Annals of the Entomological Society of America. 58 (1): 18—22. PMID5834489. doi:10.1093/aesa/58.1.18.