Tambun, Dameria, Dewi Pusparani Sinambela, and dede mahdiyah. 2022. “Pengaruh Senam Hamil Trimester II Dan III Terhadap Kualitas Tidur Ibu Hamil : Narrative Review: The Effect of Second and Third Trimester Pregnancy Exercises on Sleep Quality for Pregnant Women : Narrative Review”. Proceeding Of Sari Mulia University Midwifery National Seminars 3 (1). https://ocs.unism.ac.id/index.php/PROBID/article/view/935.