JAUN, B.; THILGEN, C. Challenges in Creating Online Exercises and Exams in Organic Chemistry. CHIMIA, [S. l.], v. 72, n. 1-2, p. 48, 2018. DOI: 10.2533/chimia.2018.48. Disponível em: https://chimia.ch/chimia/article/view/2018_048. Acesso em: 9 feb. 2023.