%0 Journal Article %T Research of the Accuracy of Two‑Stage Aerial Photographing with Determination of Coordinates of Photography Centers for Creating Topographic Plans from Unmounted Survey Materials %A Bykov, L.V. %A Pushchak, O.N. %A Morozova, A.A. %K two-stage aerial photographing, unmanned aerial vehicle, DZ materials, calibration %J Spatial Data: Science, Research and Technology %D 2025 %N 16 %P 10 %I MIIGAiK