Rusli, A., Gusmaweti, G., Hendri, W. and Sari, R. T. (2023) “Relationship of External Factors Caused Student’s Learning Difficulties and Biology Learning Outcomes in Class XI IPA MAN 3 Padang City”, International Journal of Education and Teaching Zone, 2(1), pp. 105–112. doi: 10.57092/ijetz.v2i1.57.