BRITO, Ricardo Rodrigues; FILHO, Roberto Cesar Mestrinho de Oliveira; GOMES, Rilmar Pereira; JÚNIOR, José Roberto Lira Pinto; ALENCAR, David Barbosa de. How to perform oracle database 11g version update to oracle database 19C. International Journal for Innovation Education and Research, Dhaka, Bangladesh, v. 9, n. 7, p. 361–371, 2021. DOI: 10.31686/ijier.vol9.iss7.3243. Disponível em: https://scholarsjournal.net/index.php/ijier/article/view/3243.. Acesso em: 6 may. 2024.