Bonaventure, N., and D. .Mukamazimpaka M. Claire. “Influence of Extracurricular Activities on Students Discipline in Twelve Years Basic Education in Rwanda”. Journal of Education, vol. 3, no. 4, Sept. 2020, pp. 37-47, https://stratfordjournals.com/journals/index.php/journal-of-education/article/view/548.