ARMÊNIO NETO, João.
 Disruptive Innovation: The Corporate Telephony Market and VoIP Technology. <em>In</em>: BRAZILIAN SYMPOSIUM ON INFORMATION SYSTEMS (SBSI), 3.	, 2006, Curitiba.
	 
	<strong>Anais</strong> [...].
 Porto Alegre: Sociedade Brasileira de Computação, 
	2006
.
 p. 223-230. 
		DOI: <a href="https://doi.org/10.5753/sbsi.2006.14747">https://doi.org/10.5753/sbsi.2006.14747</a>.