Soota, T. D., & Sastry, D. R. K. (1979). Notes on Two Species of Echinaster Müller and Troschel (Echinodermata : Asteroidea) from the Indian Ocean. Records of the Zoological Survey of India, 75(1-4), 343–352. https://doi.org/10.26515/rzsi/v75/i1-4/1979/161889