Harahap, Fadhel, Jonni Jonni, Willadi Rasyid, and Darni Darni. 2023. “Survei Fasilitas Olahraga Di PT. Semen Padang”. Jurnal JPDO 5 (10), 55-59. http://jpdo.ppj.unp.ac.id/index.php/jpdo/article/view/1048.