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Navarro, L., Prinz, W., & Rodden, T. (1992). Open CSCW Systems: Will ODP Help? 547–554. Retrieved from http://dblp.uni-trier.de/db/conf/icdcs/icdcs92.html$\\#$NavarroPR92

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Navarro, L., Diaper, D., Gilmore, D. J., Cockton, G., & Shackel, B. (1990). Advanced user interfaces for distributed group communication. 1025–1027. Amsterdam, The Netherlands, The Netherlands: North-Holland Publishing Co. Retrieved from http://dblp.uni-trier.de/db/conf/interact/interact1990.html$\\#$Navarro90