Katharina, T. (2025) “The Relationship Between Knowledge and Attitude of Mother in Labor Regarding Breathing Relaxation Therapy and Labor Pain at PMB Heti Setia Ningsih Pontianak in 2025: Telly Katharina, Apriliana Pipin, Marchella Audina, Agnes Dwiana. A, Sana Riani”, Jurnal Persada Husada Indonesia, 12(3), pp. 51–60. doi: 10.56014/jphi.v12i3.443.