?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Alfarizi&rft.au=Alfarizi%2C+Putra&rft.aufirst=Putra&rft.inst=Universitas+Negeri+padang&rft.date=February+2024&rft.degree=Bachelor%2FSkripsi&rft.title=Analisa+Proksimat+dan+Ultimat+terhadap+Kualitas+Batubara+yang+Mengandung+Resin+di+KUD+Sinamar+Sakato%2C+Kecamatan+Asam+Jujuhan%2C+Kabupaten+Dharmasraya%2C+Provinsi+Sumatera+Barat