Investigation into Soil Subsidence in Historical Part of Kyiv in the National Reserve "Sophia of Kyiv" - S. V. Shcherbina; O. I. Britskyi; V. A. Ilienko; I. D. Bielov; V. V. Ostapenko; Yu. V. Lisovyi; O. A. Tsubin; O. P. Diedov; P. H. Pihulevskyi (Geoinformatika, 2017)