Editor-in-chief, Technium. “Prof. Volodymyr Kovalchuk - Invited to 4th TECHNIUM International Conference - Recognition of Career: Director of the Computer Science Technology College of the Environmental State University (Odessa)Professor of Computer Science Department of the Environmental State University (Odessa)Ak. Korolova Str. 5 2Odessa, Ua-65101Ukraine”. Technium: Romanian Journal of Applied Sciences and Technology, vol. 2, no. 3, May 2020, doi:10.47577/technium.v2i3.568.