Books By Alexandru (Universitatea 'Babe?-Bolyai' Cluj-Napoca, Romania) Kristály, Vicen?iu D. (Professor and Senior Researcher R?dulescu - Author

Alexandru Kristály is Associate Professor in the Department of Economics at the University of Babe?-Bolyai in Cluj-Napoca, Romania. Vicen?iu D. R?dulescu is Professor in the Department of Mathematics at the University of Craiova, Romania. Csaba Gyorgy Varga is Professor in the Department of Mathematics at the University of Babe?-Bolyai in Cluj-Napoca, Romania.