Ulya, R., S. L. Panduragan, M. Z. Radhia, and H. Zaini S. “Effect of Acupressure Techniques and Endorphin Massage on Back Pain Intensity in Third-Trimester Pregnant Women”. International Journal of Multidisciplinary Approach Research and Science, vol. 3, no. 01, Jan. 2025, pp. 186-95, doi:10.59653/ijmars.v3i01.1361.