Priyambada, G., J. Asmura, M. Reza, A. Safriyana, and W. Aryanti. “Analysis of Physical Workload of Palm Oil Mill Workers at PT X Using the Cardiovascular Load (CVL) Method”. Greeners: Journal of Green Engineering for Sustainability, vol. 1, no. 01, Sept. 2023, pp. 8-12, https://journal.uvers.ac.id/index.php/greeners/article/view/155.