PATHAK, S. R.; YADAV, R. N. A study on Contact Algebra by Browerian Logic. Amrit Research Journal, [S. l.], v. 1, n. 1, p. 78–85, 2020. DOI: 10.3126/arj.v1i1.32458. Disponível em: https://www.nepjol.info/index.php/arj/article/view/32458. Acesso em: 4 may. 2024.