1. Atanasova, D., & Atanasova, G. (2018). The role of introductory programming courses in universities to provide professional competence. In INTED2018 Proceedings - 12th International Technology, Education and Development Conference (pp. 8879-8885). doi:10.21125/inted.2018.2158.
2. Bakracheva, M., Pavlov, D., Gudkov, Al., Diaconescu, A., Kostov, A., Deneva, A., Kume, A., Wójcik-Karpacz, A., Zagorcheva, D., Zhelezova-Mindizova, D., Dedkova, E., Haska, E., Stanimirov, E., Strauti, G., Taucean, I., Jovanović, I., Karpacz, J., Ciurea, J., Rudawska, J., Ivascu, L., Milos, L., Manciu, V., Sheresheva, M., Tamasila, M., Veličković, M., Damyanova, St., Demyen, S., Kume, V., & Blazheva, V. (2020). The intergenerational family businesses as a stress management instrument for entrepreneurs (Vol.1). Academic Publisher University of Ruse “Angel Kanchev”.
3. Doncheva, J. (2017). Principles of training in line with the new thinking and action. In SEA - Conf., 3rd International Conference, Naval Academy, Constanta, No 3, pp. 74.
4. Fang, M.L., Canham, S.L., Battersby, L., Sixsmith, J., Wada, M., & Sixsmith, A. (2018). Exploring Privilege in the Digital Divide: Implications for Theory, Policy, and Practice. The Gerontologist, 59, e1–e15.
5. Heponiemi T, Kaihlanen AM, Kouvonen A, Leemann L, Taipale S, Gluschkoff K. (2022). The role of age and digital competence on the use of online health and social care services: A cross-sectional population-based survey. Digit Health, 8, doi: 10.1177/20552076221074485.