Wahyuni, Candra. “Efektivitas Senam Hamil Dan Jalan Kaki Terhadap Keteraturan Denyut Jantung Janin Pada Ibu Hamil Trimester III Di BPM Patmi Hartati Desa Joho Wates”. Journal for Quality in Women’s Health, vol. 1, no. 1, Mar. 2018, pp. 33-38, https://jqwh.org/index.php/JQWH/article/view/6.