Sukmasari D, Murniawaty I. Peningkatan Kemampuan Berpikir Kritis Siswa Melalui Model Pembelajaran Group Investigation Berbasis Lesson Study. EEAJ [Internet]. 26Nov.2019 [cited 24Nov.2024];8(3):1097-114. Available from: https://journal.unnes.ac.id/sju/eeaj/article/view/35713