2012. Theoretical analysis of possibility of electromagnetic wave phase front curvature physical phenomenon application in stationary microwave radio systems. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia. 48 (Feb. 2012), 97–106. DOI:https://doi.org/10.20535/RADAP.2012.48.97-106.