Islam, MS, T Akhter, and M Matsumoto. 2013. “Asterosap, an Egg Jelly Peptide, Elevate Intracellular Ca²⁺ And Activate the Motility of Spermatozoa”. Progressive Agriculture 19 (1):79-88. https://doi.org/10.3329/pa.v19i1.17358.