Lulu Salsa Billa Riadi, Fitri Yani, and Shofhal Jamil. “EFEKTIVITAS CORE STABILITY EXERCISE DAN FELDENKRAIS EXERCISE TERHADAP DERAJAT NYERI LOW BACK PAIN NON-SPECIFIC DI PUSKESMAS GODEAN 1”. Journal of Innovation Research and Knowledge, vol. 4, no. 11, Apr. 2025, pp. 8477-84, https://mail.bajangjournal.com/index.php/JIRK/article/view/10066.