A secure and efficient authentication protocol for passive RFID tags. - Constantinos Kolias; Vasilis Kolias; Georgios Kambourakis (ISWCS, 2009)

Structural analysis and classification of search interfaces for the deep web. - Vasilis Kolias; Ioannis Anagnostopoulos; Sherali Zeadally (Comput. J., 2018)