Yuniarti Yuskar
(1), Harisma Buburanda
(2), Tiggi Choanji
(3)
(1)
Department of Geological Engineering, Universitas Islam Riau, Jl, Kaharuddin Nasution No 113, Pekanbaru, Riau 28284, Indonesia,
(2)
Fakultas Ilmu dan Teknologi Kebumian, Universitas Halu Oleo, Indonesia,
(3)
Department of Geological Engineering, Universitas Islam Riau, Riau, Indonesia 28284, Indonesia