Kovatcheva, E. Shoikova E. and Nikolov, R., (2013), A Global Model for Competence Based ICT in Library Studies Course, in proceeding of European Conference on Information Literacy (ECIL),
Kovatcheva E.P, Nikolov R.V., Shoikova E., (2014) Competence-Based for Digital Natives, XV In Proceeding International Forum Modern information society formation – problems, perspectives, innovation approaches, Saint-Petersburg, 1-5 June, 2014 pp 48-49
Kovatcheva E., Nikolov R, Madjarova M., Chikalanov A (2013) Internet of Things for Wellbeing – Pilot Case of a Smart Health Cardio Belt, in Proceeding MEDICON 2013: XIII Mediterranean Conference on Medical and Biological Engineering and Computing, September 25-28, Seville, Spain
Kovatcheva E., Georgiev A, Madjarova M., Nikolov R, Chikalanov A (2013) Users and Internet of Things for Wellbeing: Smart Health Cardio Belt, in Proceeding MIE2013: Doctoral Conference in Mathematics, Informatics and Education, September 19-22, Sofia, Bulgaria
Konstantinov, O., E. Kovatcheva, R. Nikolov.
Cultural Heritage Education – The Role of ICT. In: Modern Information Society Formation: Problems, Perspectives, Innovation Approaches – Proceedings of International Forum, 1-5 June 2015, Saint-Petersburg.
ISBN: 978-5-8088-1002-0.
Denchev, S., Kovatcheva, E., Nikolov, R.(2014) Information Management, Za bukvite-O'Pismeneh, Sofia, ISBN: 978-619-185-114-0 (to appear in Bulgarian Language)
Antonova, A. and Nikolov, R., (2011) Serious games and virtual worlds in the context of entrepreneurial skills development. Proceedings of International Conference for Entrepreneurship, Innovation and Regional Development, Ohrid 6-8 May 2011, ICEIRD 2011.
Shoikova E., R. Nikolov, E. Kovatcheva (2018) Smart Digital Education Enhanced By Ar And Iot Data, INTED2018 Proceedings
ISBN: 978-84-697-9480-7
Nikolov R., E. Shoikova, M. Krumova, E. Kovatcheva, V. Dimitrov and A. Shikalanov (2016) Learning in a Smart City Environment, Journal of Communication and Computer 13 338-350, doi:10.17265/1548-7709/2016.07.003
Nikolov R., Lai K - W, Sendova E, and Jonker H
(2018) Distance and Flexible Learning in the Twenty-First Century, (eds) Second Handbook of Information Technology in Primary and Secondary Education. Springer International Handbooks of Education. Springer