Popa M, Pisaniuc M. Matrix Hard - The Impact of Technological, Economic and Social Indicators on Productivity and Competitiveness. Int. J. Appl. Res. Manag. Econ. [Internet]. 2020 Dec. 30 [cited 2025 Oct. 12];3(4):37-44. Available from: https://www.dpublication.com/journal/IJARME/article/view/509