In-Young Ko, Juan Manuel Murillo, Petri Vuorimaa: Current Trends in Web Engineering - ICWE 2020 International Workshops, KDWEB, Sem4Tra, and WoT4H, Helsinki, Finland, June 9-12, 2020, Revised Selected Papers. Lecture Notes in Computer Science 12451, Springer 2020, ISBN 978-3-030-65664-5