DOBBS, D. E. On the maximal number of non-overlapping Klein 4-groups inside an elementary abelian 2-group. Tamkang Journal of Mathematics, [S. l.], v. 40, n. 2, p. 113–116, 2009. DOI: 10.5556/j.tkjm.40.2009.460. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/460. Acesso em: 28 apr. 2024.