Nova, Wahyuni Idvia, et al. “Effect of a Simulation-Based Educational Video on Menarche Readiness Among Fourth-Grade Girls in Yogyakarta ”. Media Publikasi Promosi Kesehatan Indonesia (MPPKI), vol. 9, no. 2, Feb. 2026, pp. 296-04, doi:10.56338/mppki.v9i2.8966.