(1)
Kausarian, H.; Rahmanto, R.; Suryadi, A.; Putra, D. B. E.; Mairizki, F.; Lubis, M. Z. Geochemical Analysis of Metal Minerals on Kuantan Singingi Regency, Riau Province As a Connection Part of Bukit Barisan Mountain, West Sumatera, Indonesia. Int. J. Adv. Sci. Eng. Inf. Technol. 2021, 11, 682-689.