S. Sriwigati, M. F. S. I. Intan, N. Azis, H. . Riko, A. A. Q. Qalam, and E. S. Kurata, “CHRONOLOGY AND VARIABILITY OF THE FINDINGS IN STONE GRAVE SITES IN THE SOUTHERN PART OF SANGIHE ISLAND”, WALENNAE, vol. 19, no. 2, pp. 111–122, Nov. 2021.