Application of Problem Based Learning to Improve Student Motivation and Learning Outcomes on Vector Material. Cigarskruie: Journal of Educational and Islamic Research, "Lombok Timur, Indonesia", v. 1, n. 2, p. 99–130, 2024. DOI: 10.65190/636423. Disponível em: https://jurnal.saniya.id/cigarskruie/article/view/178. Acesso em: 27 feb. 2026.