Hasibuan, Elpita Sari, Evi Borliana Siregar, Fikri Husin Batubara, Muhammad Vikry Rezky Rambe, and Riri Syafitri Lubis. 2022. “Time Management Analysis of Administrative Implementation in the North Sumatra Provincial Forestry Service Using the CPM Method”. Jurnal IPTEK Bagi Masyarakat 2 (2):60-68. https://doi.org/10.55537/jibm.v2i2.233.