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Items where Author is "Sofyan, Reyhan"
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Thesis
Sofyan, Reyhan (2019) Kajian Geologi Bencana Dan Kohesifitas Tanah Terhadap Tanah Longsor Di Jalan Lintas Riau - Sumbar, Kilometer 21-25 Desa Tanjung Alai, Kecamatan Pangkalan Koto Baru, Kabupaten Lima Puluh Kota, Provinsi Sumatra Barat. Other thesis, Universitas Islam Riau.