Devine, Jane; Egger-Sider, Francine; Rojas, Alexandra (2015-10-02). "The Evolving Impact of the Invisible Web: Exploring Economic and Political Ramifications". Journal of Web Librarianship. 9 (4): 145–161. doi:10.1080/19322909.2015.1077183. ISSN1932-2909. S2CID61704403.
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Devine, Jane; Egger-Sider, Francine; Rojas, Alexandra (2015-10-02). "The Evolving Impact of the Invisible Web: Exploring Economic and Political Ramifications". Journal of Web Librarianship. 9 (4): 145–161. doi:10.1080/19322909.2015.1077183. ISSN1932-2909. S2CID61704403.
Devine, Jane; Egger-Sider, Francine; Rojas, Alexandra (2015-10-02). "The Evolving Impact of the Invisible Web: Exploring Economic and Political Ramifications". Journal of Web Librarianship. 9 (4): 145–161. doi:10.1080/19322909.2015.1077183. ISSN1932-2909. S2CID61704403.