Items where Author is "SIREGAR, DAVID POSMA TARUNA"
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SIREGAR, DAVID POSMA TARUNA (2015) EVALUASI PENANGGULANGAN PROBLEM LOST CIRCULATION PADA PEMBORAN SUMUR “DPS-8080 TRAYEK 12-1/4” LAPANGAN “DPS” PERTAMINA EP. Other thesis, UPN "Veteran" Yogyakarta.