I. J. A. Letsoin, M. M. F. Rampengan, V. I. Y. Roring, and H. J. Lawalata, “DIVERSITY OF ECHINODERMS ON THE BEACH OF RANOWANGKO II VILLAGE, KOMBI DISTRICT, MINAHASA REGENCY”, Rumph. Patti. Biol. J., vol. 6, no. 1, pp. 048-055, Mar. 2024.