Adrian, Petre. “Business Cycle Synchronization – Part of the European Integration Case Study: Romania and the Eurozone”. International Journal of Economic Practices and Theories 5, no. 3 (May 15, 2015): 271-276. Accessed April 27, 2025. http://ijept.eu/index.php/ijept/article/view/Business_Cycle_Synchronization_Part_of_the_European_Integratio.