Sahnaz Ubud

Universitas Trilogi

Indonesia

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Optimization of Heavy Equipment Capabilities in The Framework of Productivity and Coal Mining Business Sustainability: Case Study of East Kalimantan Mining Area

Journal of Economics and Business, Vol.3 No.4 (2020)

Number of pages: 17 Posted: 26 Feb 2021

Ardyan Permana, Sahnaz Ubud and Dwi Sunu Kanto

Universitas Trilogi, Universitas Trilogi and Universitas Trilogi

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