@ARTICLE{
author={Zigman Vida,Dominique Marie,Grubor Davorka,Rodger Craig J,Clilverd Mark A},
year={2023},
title={Lower-ionosphere electron density and effective recombination coefficients from multi-instrument space observations and ground VLF measurements during solar flares},
journal={JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS},
volume={247},
number={},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Kolarski Aleksandra B,Grubor Davorka},
year={2015},
title={Comparative Analysis of VLF Signal Variation along Trajectory Induced by X-ray Solar Flares},
journal={JOURNAL OF ASTROPHYSICS AND ASTRONOMY},
volume={36},
number={4},
pages={565-579},
document_type={Article},
} 

@ARTICLE{
author={Kolarski Aleksandra B,Grubor Davorka},
year={2014},
title={Sensing the Earth's low ionosphere during solar flares using VLF signals and goes solar X-ray data},
journal={ADVANCES IN SPACE RESEARCH},
volume={53},
number={11},
pages={1595-1602},
document_type={Article},
} 

@ARTICLE{
author={Zigman Vida,Kudela Karel,Grubor Davorka},
year={2014},
title={Response of the Earth's lower ionosphere to the Ground Level Enhancement event of December 13, 2006},
journal={ADVANCES IN SPACE RESEARCH},
volume={53},
number={5},
pages={763-775},
document_type={Article},
} 

@ARTICLE{
author={Kolarski Aleksandra B,Grubor Davorka,Sulic Desanka M},
year={2011},
title={Diagnostics of the Solar X-Flare Impact on Lower Ionosphere Through the Vlf-Naa Signal Recordings},
journal={BALTIC ASTRONOMY},
volume={20},
number={4},
pages={591-595},
document_type={Article},
} 

@ARTICLE{
author={Grubor Davorka,Sulic Desanka M,Zigman Vida},
year={2008},
title={Classification of X-ray solar flares regarding their effects on the lower ionosphere electron density profile},
journal={ANNALES GEOPHYSICAE},
volume={26},
number={7},
pages={1731-1740},
document_type={Article},
} 

@ARTICLE{
author={Zigman Vida,Grubor Davorka,Sulic Desanka M},
year={2007},
title={D-region electron density evaluated from VLF amplitude time delay during X-ray solar flares},
journal={JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSI},
volume={69},
number={7},
pages={775-792},
document_type={Article},
} 

@ARTICLE{
author={Sulic Desanka M,Cadez Vladimir M,Grubor Davorka,Zigman Vida},
year={2006},
title={Space weather signatures on VLF radio waves recorded in Belgrade},
journal={Proceedings of the 14th National Conference of Astronomers of Serbia and Montenegro},
volume={},
number={80},
pages={191-195},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Adamyan VM,Grubor Davorka,Mihajlov Anatolij A,Sakan Nenad M,Sreckovic Vladimir A,Tkachenko IM},
year={2006},
title={Optical HF electrical permeability, refractivity and reflectivity of dense non-ideal plasmas},
journal={JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL},
volume={39},
number={17},
pages={4401-4405},
document_type={Article},
}