Dahlan, T., Darhim, D., Juandi, D., Gardenia, N., & Kandaga, T. (2021). HIGH SCHOOL STUDENTS’ ATTITUDES TOWARDS MATHEMATICS LESSONS USING THE PQ4R STRATEGY AND PROBLEM POSING MATHEMATICAL PROBLEMS. Kalamatika: Jurnal Pendidikan Matematika, 6(2), 171-180. https://doi.org/10.22236/KALAMATIKA.vol6no2.2021pp171-180