Janetzko, D. (2008). Objectivity, reliability, and validity of search engine count estima- tes. International Journal of Internet Science (http://ijis.net), 3, 7-33.
(xsd:string)
Janetzko, D. (2008). Objectivity, reliability, and validity of search engine count estimates. International Journal of Internet Science, 3, 7-33.
(xsd:string)
Janetzko, D. (2008). Objectivity, reliability, and validity of search engine count estima- tes. International Journal of Internet Science (http://ijis.net, 3 pp. 7-33.
(xsd:string)