?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Amri&rft.au=Amri%2C+Nirwan+Famias&rft.aufirst=Nirwan+Famias&rft.inst=Universitas+Negeri+padang&rft.date=February+2019&rft.degree=Bachelor%2FSkripsi&rft.title=Rancangan+Teknis+Penambangan+Batubara+pada+IUP+%E2%80%93OP+PT.+Tebo+Agung+International+Desa+Semambu%2C+Kecamatan+Sumay%2C+Kabupaten+Tebo%2C+Provinsi+Jambi