Sulistyowati, N., and Y. Trisnawati. “The Effect of Acupressure on Pain Levels Kala I in Maternity Mothers”. Jurnal EduHealth, vol. 13, no. 02, Nov. 2022, pp. 703-8, https://ejournal.seaninstitute.or.id/index.php/healt/article/view/808.