Brown, Miki, Harper et al.: "A-kinase anchoring protein 4 binding proteins in the fibrous sheath of the sperm flagellum." in: Biology of reproduction, Vol. 68, Issue 6, pp. 2241-8, 2003 (PubMed).
Gerhard, Wagner, Feingold et al.: "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). ..." in: Genome research, Vol. 14, Issue 10B, pp. 2121-7, 2004 (PubMed).
Ross, Grafham, Coffey et al.: "The DNA sequence of the human X chromosome. ..." in: Nature, Vol. 434, Issue 7031, pp. 325-37, 2005 (PubMed).
Lefièvre, Chen, Conner et al.: "Human spermatozoa contain multiple targets for protein S-nitrosylation: an alternative mechanism of the modulation of sperm function by nitric oxide?" in: Proteomics, Vol. 7, Issue 17, pp. 3066-84, 2007 (PubMed).
Moretti, Scapigliati, Pascarelli et al.: "Localization of AKAP4 and tubulin proteins in sperm with reduced motility." in: Asian journal of andrology, Vol. 9, Issue 5, pp. 641-9, 2007 (PubMed).