CHRISTOPOULOU1, E. .; GAROFALAKIS, J. .; MAKRIS1, C. .; PANAGIS, Y. .; PSARAS-CHATZIGEORGIOU, A.; SAKKOPOULOS, E. .; TSAKALIDIS, A. A. TECHNIQUES AND METRICS FOR IMPROVING WEBSITE STRUCTUREa. JWE 2003, 2, 090-104.