Using a Word-Space Model to Determine the Relevance of Messages in Anchored Asynchronous Online Discussions. - Rodolfo Raga; Jennifer Raga; Don Erick Bonus; Raymund Sison (PACLIC, 2008)

A comparison of college faculty and student class activity in an online learning environment using course log data. - Rodolfo C. Raga; Jennifer D. Raga (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2017)