SUPRIHADI, Eddy; HASTUTIK, Sri. Hybrid KMeans–HDBSCAN clustering of Construction Cost Index dynamics for adaptive infrastructure planning in Indonesia. SINERGI, Jakarta, Indonesia, v. 30, n. 3, p. 687–706, 2026. DOI: 10.22441/sinergi.2026.3.002. Disponível em: https://publikasi.mercubuana.ac.id/index.php/sinergi/article/view/33791. Acesso em: 9 sep. 2026.