@ARTICLE{
author={Naod Sofija,Radojcic Stevan},
year={2024},
title={History of height reference systems in the territory of the Republic of Serbia},
journal={SURVEY REVIEW},
volume={},
number={},
pages={-},
document_type={Article; Early Access},
} 

@ARTICLE{
author={Odalovic Oleg R,Medved Klemen,Naod Sofija},
year={2022},
title={Modeling of vertical gravity gradient by normal gravity field and digital terrain models},
journal={JOURNAL OF GEODESY},
volume={96},
number={10},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Naod Sofija,Odalovic Oleg R,Brajovic Ljiljana M,Savanovic Rajko},
year={2022},
title={History of geodetic works in Vojvodina (Northern Serbia) and use of old maps in Serbian national spatial data infrastructure},
journal={SURVEY REVIEW},
volume={54},
number={383},
pages={125-141},
document_type={Article},
} 

@ARTICLE{
author={Gad Moamen Awad Habib,Odalovic Oleg R,Naod Sofija},
year={2020},
title={Possibility to Determine Highly Precise Geoid for Egypt Territory},
journal={GEODETSKI VESTNIK},
volume={64},
number={4},
pages={578-593},
document_type={Article},
}