Tripanichkul, Wanida, Weerachai Singhaniyom, Weeraphong Vuthiphanchai, and Sumol Jueng-udomcharoen. 1997. “A Study on Spermatogenesis of the Giant Tiger Prawn, Penaeus monodon Fabricius (Decapoda)”. Agriculture and Natural Resources 31 (2). Bangkok, Thailand:192-98. https://li01.tci-thaijo.org/index.php/anres/article/view/240816.