NIMBHORKAR, S. K.; SHROFF, R. C. Generalized Extending Ideals in Modular Lattices. The Journal of the Indian Mathematical Society, [S. l.], v. 82, n. 3-4, p. 127–146, 2015. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/1688. Acesso em: 2 may. 2024.