G. Sada, J. Mumu, A. F. Wyrasti, B. Tanujaya, F. Sampouw, and M. S. Istia, “Ethnomathematics in the Tumbu Tanah dance: Geometric, rhythmic, and symbolic patterns among the Arfak people of West Papua, Indonesia”, J. Honai Math, vol. 9, no. 2, pp. 295–326, Aug. 2026.