GEODESY, CARTOGRAPHY, LAND MANAGEMENT Geodesya, kartografia, zemeustroystvo
Issue 1-2‘ 2026 YEAR LХVI
ISSN 0324-1610
Edited by: Union of Surveyors and Land Managers in Bulgaria – FSEU
CONTENTS
GEODESY 1. BGS2025 – modernized coordinate system for Bulgaria
Simeon Kateliev 2. Readjustment of the third levelling of Bulgaria( 1975-1984)
Vasil Cvetkov
PHOTOGRAMMETRY, LASER SCANNING, SATELLITE RESEARCH 3. Photogrammetric surveying of facades and roof, and
3D scanning of the interior of the national assembly building Ivan Kaltchev, Stefan Kolev
4. Monitoring and estimation of the stability of the earth ' s crust in the area on the ancient stone complex of Perperikon Mila Atanasova-Zlatareva
CARTOGRAPHY AND GIS
5. Development of a web-based geoinformation system for the waterfalls in Bulgaria Tamara Ilieva-Tsvetkova, Boryana Nikolova-Todorova, Magdalena Boyadzhieva, Gergana Petrova, Violina Atanasova, Niya Stefanova, Dimitar Nikolov
ENGINEERING GEODESY AND HYDROGRAPHIC MEASUREMENT
6. Marine hydrographic and geophysical solutions for archaeological study of the seafloor at the Center for underwater archaeology Kiril Velkovski, Naiden Prahov
PLANNING AND PROTECTION OF THE TERRITORY 7. State-owned land in development plans for first regulation
Nadezhda Yarlovska, Atanas Dodov
EVENTS, MANIFESTATIONS AND FACTS
8. XXXV International symposium“ Modern technologies, education and professional practice in geodesy and related fields” Georgi Milev, Ivan Kalchev, Stanimira Stoyanova
9. 26th World geographic information systems day in Bulgaria Maya Rasheva
10. Meeting of representatives of the European Council of Surveyors with representatives of bulgarian geodetic organizations Ivan Kalchev, Marineli Peneva
SIGNIFICANT FIGURES OF BULGARIAN GEODESY. ANNIVERSARIES
11. 20 years of the women ' s club of women in geodesy- women as a factor in the professional and scientific development of geodesy Mila Atanasova-Zlatareva
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Editorial:
Sofia, 1000, 108 Rakovsky str., phone: 02 987 58 52, 088 973 1838 e-mail: office @ geodesy-union. org BIC code: UBBSBGSF BGN-IBAN: BG14UBBS80021029388450 UNITED BULGARIAN BANK
Prepress: Union of Surveyors and Land Managers in Bulgaria Assist. Prof. Eng. Boryana Nikolova-Todorova
Editor-in-Chief: Corr. Memb. Prof. Dr. Eng. Georgi Milev Managing editor: Prof. DSc. Eng. Stanislav Vasilev Secretary: Assist. Prof. Eng. Boryana Nikolova-Todorova Associate: Nikol Veleva
Members: Prof. DSc. Eng. Andrey Andreev, Prof. Dr. Eng. Boyko Rangelov, Prof. DSc. Eng. Georgi Vulev, Eng. Georgi Georgiev, Dr. Eng. Ivan Kalchev, Prof. Dr. Eng. Christina Mickrenska, Prof. Dr. Eng. Maria Asenova, Assoc. Prof. Dr. Eng. Nadezhda Yarlovska, Dr. Eng. Col. Petar Danchev, Prof. Dr. Eng. Plamen Maldzhanski, Assoc. Prof. Dr. Eng. Todor Kostadinov
2 ГКЗ 1-2’ 2026