Hapsari K, Nabihah N. ANALYSIS OF THE PRODUCTIVITY COEFFICIENT OF CARPENTER WORK ON SUB-BEAM FORMWORK FOR A WAREHOUSE CONSTRUCTION PROJECT. JITTER [Internet]. 2025 Dec. 31 [cited 2026 Jun. 4];12(1). Available from: https://journal.widyatama.ac.id/index.php/jitter/article/view/2996