Dewi, Chitra, and Ulfa Mutmainnah. “The Relationship of Menstruation Knowledge to Adolescent’s Readiness in Facing Menarche”. STRADA : Jurnal Ilmiah Kesehatan, vol. 10, no. 1, May 2021, pp. 1207-12, doi:10.30994/sjik.v10i1.701.