Maulida, Azizah Putri, and Rusnilawati Rusnilawati. “Project-Based Learning (PjBL) Liveworksheets to Enhance Learning Outcomes in Number Operations for Fourth-Grade Elementary Students”. Profesi Pendidikan Dasar, vol. 10, no. 3, Dec. 2023, pp. 231-46, doi:10.23917/ppd.v10i3.6308.