Jannah, Rauzatul, Fitriati Fitriati, and Ahmad Nasriadi. 2025. “DEVELOPMENT OF ROWS AND SERIES LEARNING BASED ON PROBLEM BASED LEARNING TO IMPROVE CRITICAL THINKING OF HIGH SCHOOL STUDENTS”. Numeracy 12 (2):242-59. https://ejournal.bbg.ac.id/index.php/numeracy/article/view/3834.