Author Details

Usman, Usman, Institut Teknologi Adhi Tama Surabaya, Indonesia

  • Vol 2, No 1 (2021) - Articles
    STUDY OF PRODUCTIVITY ANALYSIS OF DIGGING LOADING IN GRAVEL MINING IN PT. GALUH CEMPAKA DISTRICTS CEMPAKA CITY BANJARBARU SOUTH KALIMANTAN PROVINCE
    Abstract  PDF