Damayanti, Tarisa Alfira, Redi Panuju, Dhimam Abror, Harliantara Harliantara, and Nurannafi Farni Syam Maella. 2024. “Internal Communication Management: Increasing Employee Involvement And Motivation At PT Laz Coal Mandiri”. Management Studies and Entrepreneurship Journal (MSEJ) 5 (2):8713-20. https://doi.org/10.37385/msej.v5i2.5649.