BARNA, Cristina, Manuela EPURE, and Claudia BAICU. “Innovation, Research and Development in Romanian Enterprises”. Annals of Spiru Haret University. Economic Series 10, no. 3 (September 30, 2010): 47–62. Accessed April 29, 2024. https://www.anale.spiruharet.ro/economics/article/view/1035.