Sari, Widia Kemala, et al. “Implementing Cognitive Diagnostic Assessment Training to Improve Middle School Science teachers’ Assessment Practices in Lima Puluh Kota Regency”. Transformasi: Jurnal Pengabdian Masyarakat, vol. 21, no. 2, Dec. 2025, pp. 374-86, doi:10.20414/transformasi.v21i2.14269.