Proceedings of the 6th WSEAS International Conference on E-Activities 07, Puerto de la Cruz, Tenerife, Spain, 14-16 December, 2007, ISBN 978-960-6766-22-8, pp.12-17
Thomson-Reuters Web of Science
Vidzeme University of Applied Sciences
Cēsu street 4, Tērbatas street 10, Valmiera, LV-4201, Latvija
Company reg. Nr. LV90001342592