Appukkuttan, K K. 2011. “STUDIES ON THE DEVELOPMENTAL STAGES OF HAMMERHEAD SHARK SPHYRNA (EUSPHYRNA) BLOCHIl FROM THE GULF OF MANNAR”. Indian Journal of Fisheries 25 (1 & 2): 41-51. https://epubs.icar.org.in/index.php/IJF/article/view/12083.