(1)
Sandeva, A. R.; Widyastuti, W. Analisis Rasch Model Bystander Effect Pada Bullying Di SMP Negeri Mojokerto: Rasch Model Analysis of Bystander Effect on Bullying in Junior High School in Mojokerto. acopen 2026, 10, 10.21070/acopen.10.2025.12721.