1. Bancroft, J.D.; Gamble, M., 2008. Theory and practice of histological techniques. Elsevier Health Science, 4: 98-109.

2. Efrizal, A.; Arshad, M.S.; Kamarudin, C.R.; Saad, Amin, S.M.N., 2015. Some aspects of reproductive biology of blue swimming crab (Portunus pelagicus (Linnaeus, 1758)) under laboratory conditions. Journal of Fisheries and Aquatic Science, 10(2): 77-91. [DOI:10.3923/jfas.2015.77.91]

3. Lai, J.C.Y.; Ng, P.K.L.; Davie, P.J.F., 2012. A revision of the Portunus pelagicus (linnaeus, 1758) species complex (crustacea: brachyura: portunidae), with the recognition of four species. The Raffles Bulletin of Zoology, 58(2): 199-237.

4. Nagaraju, G.P.C., 2010. Reproductive regulators in decapod crustaceans: an overview. The Journal of Experimental Biology, 214: 3-16. [DOI:10.1242/jeb.047183]

5. Soundarapandian, P.; Varadharajan, D. Anand, T., 2013. Male reproductive system of blue swimming crab, Portunus pelagicus (Linnaeus, 1758). Journal of Cytology and Histology, 5(1): 1-8.

6. Stewart, J.M.; Stewart, P.; Soonklang, N.; Linthong, V.J.; Hanna, P.; Duan, W.; Sobhon, P., 2013. Spermatogenesis in the blue swimming crab, Portunus pelagicus, and evidence for histones in mature sperm nuclei. Tissue and Cell, 42: 137-150. [DOI:10.1016/j.tice.2010.03.002]