ISGT’2020 Conference Committees
Program Committee • • • • • • • • • • • • •
Míchéal Mac an AIRCHINNIGH, Trinity College, University of Dublin Pavel AZALOV, Pennsylvania State University Marco DE MARCO, Catholic University of Milan Milena DOBREVA, University of Malta Vladimir GETOV, University of Westminster Seifedine KADRY, American University of the Middle East, Kuwait Kalinka KALOYANOVA, University of Sofia “St. Kliment Ohridski” Angelika KOKKINAKI, University of Nicosia Violeta MANEVSKA, University of Bitola “St. Kliment Ohridski” Maria NISHEVA, University of Sofia “St. Kliment Ohridski” Dov TE’ENI, Tel-Aviv University Stanislaw WRYCZA, University of Gdansk
Fani ZLATAROVA, Elizabethtown College
• • Information Systems &
Grid Technologies Thirteenth International Conference ISGT’2020 ONLINE, May 29 – 30, 2020
Faculty on Mathematics and Informatics, University of Sofia “St. Kliment Ohridski” Bulgarian Chapter of the Association for Information Systems (BulAIS) This conference was being held for the thirteenth time on 29–30 May 2020 online for the first time because of the COVID-19 pandemic. It is supported by the Science Fund of the University of Sofia “St. Kliment Ohridski” and by the Bulgarian Chapter of the Association for Information Systems (BulAIS).
Total number of papers submitted for participation in ISGT’2020 was 31. They undergo the due selection and revision by at least two members of the Program Committee. This Proceeding comprise 24 papers of 36 Bulgarian and 15 foreign authors (coauthors).
The conference papers are available on the CEUR Workshop Proceedings (http://ceur-ws.org/) and on the ISGT web page http://isgt.fmi.uni-sofia.bg/ (under “Previous conferences” tab).
Responsibility for the accuracy of all statements in each peerreviewed paper rests solely with the author(s). Permission is granted to photocopy or refer to any part of this book for personal or academic use providing credit is given to the conference and to the authors.
The editors