PENYULUHAN PELAKSANAAN TEKNIK BIRTH BALL TERHADAP KEMAJUAN PERSALINAN PADA IBU HAMIL TRIMESTER III. JURNAL PENGMAS KESTRA (JPK), [S. l.], v. 1, n. 2, p. 272–276, 2021. DOI: 10.35451/jpk.v1i2.761. Disponível em: https://ejournal.medistra.ac.id/index.php/JPK/article/view/761. Acesso em: 30 nov. 2025.