TY JOUR TI Problems of establishing the boundaries of the territory of cultural heritage sites using the example of the city of Vyborg KW preservation of cultural heritage KW errors in establishing the boundaries of territories KW CAD KW destruction of monuments KW restriction of rights KW accuracy of determining the coordinates of territories KW spatial analysis KW projects of the boundaries of the territories of monuments JO Spatial Data: Science, Research and Technology AU Akatev, K.E. AU Dyachkova, I.S. PY 2023 IS 14 PB MIIGAiK