Software system for calculation and analysis of electrical power, derived from renewable energy sources. - Katerina Gabrovska; Nikolay Mihailov (CompSysTech, 2003)

Software system for simulation of electric power processes in photovoltaic-hybrid system. - Katerina Gabrovska; Andreas Wagner; Nikolay Mihailov (CompSysTech, 2004)

Multicultural investigation of the students' acceptance of using digital learning materials in laboratory classes. - Firat Sarsar; Özge A. Kale; Özge Andiç-Çakir; Tzvetelin Gueorguiev; Boris Evstatiev; Tsvetelina Georgieva; Seher Kadirova; Nikolay Mihailov; Przemyslaw Rózewski; Magdalena Kieruzel; Tomasz Lipczynski; Marcin Prys; et al. (Comput. Appl. Eng. Educ., 2021)