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“PERHITUNGAN BIAYA OPERASIONAL ALAT BERAT EXCAVATOR KOMATSU PC78UU PEKERJAAN GALIAN PROYEK REVITALISASI MASJID NURUZZAMAN UNIVERSITAS AIRLANGGA KAMPUS B SURABAYA”, kohesi, vol. 9, no. 3, pp. 31–40, Jul. 2025, doi: 10.2238/dgcwk190.