By Pagourtzi E.   Metaxiotis K.   Nikolopoulos K.   Giannelos K.   Assimakopoulos V.   in International Journal of Intelligent Systems Technologies and Applications

ISSN:1740-8865|2|1|50-57

Inderscience Publishers‎(2006)‎

Access to resources Favorite 7.8170266

By Maris K.   Pantou G.   Nikolopoulos K.   PagourtzI E.   Assimakopoulos V.   in Applied Economics Letters

ISSN:1466-4291|11|7|453-457

Routledge Ltd‎(2004)‎

Access to resources Favorite 1.7584636