Source: Bugaevsky L.M., Shingareva K.B., Krasnopevtseva B.V et al. Atlas Planet Zemnoi Gruppy i ih Sputnikov («Атлас планет земной группы и их спутников».). MIIGAiK, 1992. Moscow
Scale: 1:35 000 000
Note: This is a hypsometric map. The Atlas contains several additional thematic maps of Venus
This map contains structural forms, the nomenclature showing extent of names entities, and a hypsometric colored background with contur lines and color bands
The online version of the Atlas is available at http://www.planetmaps.ru/ru/projects/onlineatlas

Base maps
Source