R. Lubis and Y. Siregar, “PELAKSANAAN KEGIATAN HYPNOBREASTFEEDING PADA IBU MENYUSUI YANG MEMPUNYAI BAYI < 3 BULAN DI PRAKTIK MANDIRI BIDAN RISMA DELI SERDANG TAHUN 2019: IMPLEMENTATION OF HYPNOBREASTFEEDING ACTIVITIES IN BREASTFEEDING MOTHERS WHO HAVE BABIES 3 MONTHS IN SELF PRACTICE MIDWIFE RISMA DELI SERDANG IN 2019”, gemakes, vol. 1, no. 2, pp. 113–118, Dec. 2021.