Widyasari, Astri, and Hermanto Hermanto. “The Effect of Cognitive Ability in Problem-Based Learning on Science Literacy Ability of Grade 4 Elementary School Students”. AL-ISHLAH: Jurnal Pendidikan, vol. 15, no. 1, Jan. 2023, pp. 719-28, doi:10.35445/alishlah.v15i1.1612.