Indra, R. ., A. Komariah, D. Nurdin, and R. Fadhli. “A Rasch Analysis: Comparing students’ Learning Activity on Online Learning and Blended Learning”. Cypriot Journal of Educational Sciences, vol. 17, no. 6, June 2022, pp. 2013-28, doi:10.18844/cjes.v17i6.7492.