Prafitasari F, Sukarno S, Muzzazinah M. Integration of Critical Thinking Skills in Science Learning Using Blended Learning System. International j.of Elementary Education [Internet]. 2021 Aug. 17 [cited 2024 May 1];5(3):434-45. Available from: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/35788