masniar, masniar, Umar Rusli Marasabessy, Engelberto Astrides, Asih Ahistasari, Mohammad Arief Nur Wahyudien, and Mirga Maulana Rachmadhani. “Analysis of Work Measurement Using the Stopwatch Time Study Method at PTEA”. Journal of Industrial System Engineering and Management 2, no. 1 (March 31, 2023): 23–31. Accessed February 2, 2026. https://journal-jisem.com/index.php/jisem/article/view/14.