Faranina, N.A. et al. 2024. Terapi Birth Ball dengan Kemajuan Persalinan dan Pengurangan Nyeri : Birth Ball Therapy with Labor Progress Progression and Pain Reduction. Jurnal Ilmiah Kebidanan dan Kesehatan (JIBI). 2, 2 (Dec. 2024), 71–80. DOI:https://doi.org/10.36590/jibi.v2i2.1318.