?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Fathira&rft.au=Fathira%2C+Riri+Lidya&rft.aufirst=Riri+Lidya&rft.inst=Universitas+Negeri+Padang&rft.date=September+2015&rft.degree=Bachelor%2FTugas+Akhir&rft.title=Desain+Pit+8+Block+Barat+PT.+Sarolangun+Prima+Coal%2C+Kecamatan+Sarolangun%2C+Kabupaten+Sarolangun%2C+Provinsi+Jambi