TIGAS LAILA NURPRATIWI; RINI SETIANINGSIH. STUDENTS’ THINKING PROCESSES IN SOLVING OPEN-ENDED PROBLEMS USING ONLINE LEARNING TAKING INTO ACCOUNT THE MATHEMATICAL ABILITY. Pi: Mathematics Education Journal, [S. l.], v. 4, n. 1, p. 20–30, 2021. DOI: 10.21067/pmej.v4i1.5288. Disponível em: https://ejournal.unikama.ac.id/index.php/pmej/article/view/5288. Acesso em: 5 may. 2024.