Zhu, J. & Yan, K. & Lu, L. & Peng, C. & Zhou, C. & Chen, S. & Xie, X. & Dong, M. & Xu, A. (2006)
Molecular cloning and characterization of CD9 cDNA from cartilaginous fish, red stingray, Dasyatis akajei.
Molecular Immunology, 43(10), 1534–1540 DOI: 10.1016/j.molimm.2005.10.005