HAROON, Muhammad. Challenges of Concurrency Control in Object Oriented Distributed Database Systems. International Journal of Modern Computation, Information and Communication Technology, [S. l.], v. 2, n. 7, p. 48–52, 2019. DOI: 10.65000/q627jw06. Disponível em: https://gjpublications.com/index.php/IJMCICT/article/view/42. Acesso em: 23 oct. 2025.