L. Rumberg, H. Ehlert, U. Lüdtke, and J. Ostermann. Proceedings INTERSPEECH 2021 -- 22th Annual Conference of the International Speech Communication Association, (August 2021)
M. Jamalabdollahi, A. Mirzaeinia, and S. Salari. 2012 14th International Conference on Advanced Communication Technology (ICACT), page 832-836. (February 2012)
U. Gadiraju, B. Fetahu, and R. Kawase. Design for Teaching and Learning in a Networked World - 10th European Conference on Technology Enhanced Learning, EC-TEL 2015, Toledo, Spain, September 15-18, 2015, Proceedings, page 100--114. (2015)
U. Gadiraju. Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume, page 493--497. (2015)