Autor:	Azagury, Alain, Factor, Michael E., Maarek, Yoelle S., Mandler, Benny
Zdroj:	Journal of the American Society for Information Science & Technology. Apr2002, Vol. 53 Issue 6, p515-525. 11p. 4 Black and White Photographs, 5 Diagrams.
Databáze:	Business Source Ultimate
Externí odkaz:	Zobrazit plný text záznamu