EWARAWON, Ulisan. Advancing in communication technology: the need for the usage of email facility. Journal of Professional Secretaries and Office Administrators, [S. l.], v. 22, n. 1, p. 198–205, 2014. DOI: 10.69984/jopsoa.v22i1.71. Disponível em: https://jopsoa.org/index.php/jopsoa/article/view/71. Acesso em: 18 jan. 2025.