APA (7th ed.) Citation

Sousa, J. P., & Carrapatoso, E. (2012). An IPtel architecture based on the SIP protocol.

Chicago Style (17th ed.) Citation

Sousa, João Paulo, and Eurico Carrapatoso. An IPtel Architecture Based on the SIP Protocol. 2012.

MLA (8th ed.) Citation

Sousa, João Paulo, and Eurico Carrapatoso. An IPtel Architecture Based on the SIP Protocol. 2012.

Warning: These citations may not always be 100% accurate.