A Problem-based Learning Case Study for Teaching Voice over Internet Protocol - VoIP - Using Asterisk as a Tool for Teaching VoIP for Information Technology Classes. - M. C. Dias; Caio F. Gabi; E. P. Rodrigues; V. R. Souza; Angelo Perkusich (CSEDU (2), 2014)

An Embedded Asterisk Platform Instructional Design to Teach Voice over IP in Information Technology Undergraduate Courses - Using Raspberry PI and Asterisk to Build an Embedded Portable Didactic Tool. - M. C. Dias; L. C. Bezerra; D. Morais; Caio F. Gabi; Angelo Perkusich (CSEDU (1), 2015)