Kholifah, Mahrojatin, et al. “54. Peningkatan Hasil Belajar Kognitif Bahasa Indonesia Melalui Model Problem Based Learning Berbantuan Powerpoint Interaktif Pada Kelas V SDN Pati Lor 05”. Prosiding Seminar Nasional Pendidikan Profesi Guru, vol. 1, no. 1, July 2023, pp. 481-8, https://conference.upgris.ac.id/index.php/psnppg/article/view/3950.