Subaihah, Yani Yustika, Alfinuha, Setyani, Hasanah, Muhimmatul, AND Indrawati, Intan. " Improved Ability to Recognize Letters Through Flashcard Media With Maximization Memory for Children With Autistic Special Needs" Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC) [Online], Volume 2 Number 1 (10 January 2023)