Susan G. Brown. Mating behavior of the golden-orb-weaving spider, Nephila clavipes: II. Sperm capacitation, sperm competition, and fecundity. „Journal of Comparative Psychology”. 99 (2), s. 167-175, 1985. DOI: 10.1037/0735-7036.99.2.167.
Hamid Niksirat, Liselotte Andersson, Peter James, Antonín Kouba, Pavel Kozák. Proteomic profiling of the signal crayfish Pacifastacus leniusculus egg and spermatophore. „Animal Reproduction Science”. 149, s. 335–344, 2014. DOI: 10.1016/j.anireprosci.2014.07.024.
nih.gov
ncbi.nlm.nih.gov
P. Esponda. Spermatozoon maturation in vertebrates with internal fertilization. „Microscopia Electronica Y Biologia Celular”. 15 (1), 1991. PMID: 1842024.