Silalahi, A. B., Trides, T. ., Nugroho, W. ., Oktaviani, R. and Juvensius Pontusi, A. (2023) “STUDI KEKUATAN BATULEMPUNG DENGAN UJI SCHMIDT HAMMER DAN UNIAXIAL COMPRESSIVE STRENGTH FORMASI BALIKPAPAN DAN PULAUBALANG SAMARINDA, KALIMANTAN TIMUR: STUDY OF CLAYSTONE STRENGTH USING THE SCHMIDT HAMMER TEST AND UNIAXIAL COMPRESSIVE STRENGTH BALIKPAPAN AND PULAUBALANG FORMATIONS IN SAMARINDA, EAST KALIMANTAN”, JURNAL TEKNIK PERTAMBANGAN, 23(2), pp. 47–52. Available at: https://e-journal.upr.ac.id/index.php/JTP/article/view/10536 (Accessed: 7 July 2024).