Sidjabat, Filson Maratur, President University, Indonesia

• Vol 5, No 2 (2020) - Articles
  The Comparison of ISO 14001 Implementation in Indonesia Construction Companies (Case Study: PT. Waskita Karya Tbk, PT. Wijaya Karya Tbk, PT. PP (Persero) Tbk)
  Abstract  PDF
• Vol 6, No 2 (2021) - Articles
  Comparison of ISO 14001:2015 and ISO 45001:2018 Implementation in Coal Mining Sector, Study Case: PT Adaro Energy Tbk, PT Toba Bara Sejahtera Tbk, and PT Indo Tambangraya Megah Tbk
  Abstract  PDF

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