Shuai Liu, Matt Glowatz, Marco Zappatore, Honghao Gao, Bing Jia, Alberto Bucciero: e-Learning, e-Education, and Online Training - 4th International Conference, eLEOT 2018, Shanghai, China, April 5-7, 2018, Proceedings. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering 243, Springer 2018, ISBN 978-3-319-93718-2