Rao, P., Galvin, P., Vemuri, V. The Changing Technological Profile of Leading ICT Firms: Evidence from US Patent Data, 1981-2000. London: 2004 с. 353-372,.
Rao, P., Galvin, P., Vemuri, V. The Changing Technological Profile of Leading ICT Firms: Evidence from US Patent Data, 1981-2000. London: 2004 с. 353-372,.
Rao, P., Galvin, P., Vemuri, V. (2004) The Changing Technological Profile of Leading ICT Firms: Evidence from US Patent Data, 1981-2000, London: с. 353-372,.
Rao, P., Galvin, P., & Vemuri, V. (2004). The Changing Technological Profile of Leading ICT Firms: Evidence from US Patent Data, 1981-2000. London: с. 353-372.
Rao P, Galvin P, Vemuri V. The Changing Technological Profile of Leading ICT Firms: Evidence from US Patent Data, 1981-2000. London: 2004. p. с. 353-372.