Timin, Syahriyani, Gugule, Sanusi, AND Aloanis, Anderson. " Hubungan Proses Belajar Daring Masa Pandemi Covid-19 Dengan Prestasi Belajar IPA Siswa Kelas X SMA Negeri 2 Tondano" Oxygenius: Journal Of Chemistry Education [Online], Volume 4 Number 1 (16 February 2022)