Undergraduate students' use of information communicated during e-mail "tutorials". - John Trushell; Christine Reymond; Roger Herrera; Pam Dixon (Comput. Educ., 1997)

Generalized Cochannel Outage Analysis with DTX in PCS Channels. - David Muñoz Rodríguez; Roger Herrera; Hazem Tawfik (Wirel. Pers. Commun., 1998)