Validation and Improvement of NeQuick Topside Ionospheric Formulation Using COSMIC/FORMOSAT-3 Data. Journal of Geophysical Research: Space Physics, 2021, 126(4), e2020JA028720

Persistent perturbations of ionosphere at diminution of solar and geomagnetic activity during 21–24 solar cycles, . Atmos. Sol.-Terr. Phys, 221, 706

Ionospheric disturbances over the Indian sector during 8 September 2017 geomagnetic storm: plasma structuring and propagation. Space Weather, 19, e2020SW002607

Investigation of Satellite Trace (ST) and Multi-reflected Echo (MRE) ionogram signatures and its possible correlation to nighttime spread F development from Cyprus over the solar mini-max (2009-2016). Advances in Space Research

A topside investigation over a mid-latitude digisonde station in Cyprus Adv. Space Res., 67 (2), 739-748

Three-hourly Indices of Ionospheric Activity. Geomagn. Aeron. 61, 836–845

Space weather services for civil aviation – challenges and solutions. Remote Sens. 2021, 13(18), 3685

A compact wideband active two-dipole HF phased array. Appl. Sci. 2021, 11(19), 8952

Adjusting CCIR Maps to Improve Local Behaviour of Ionospheric Models. Atmosphere 2021, 12, 691

Investigation of Pre-Earthquake Ionospheric and Atmospheric Disturbances for Three Large Earthquakes in Mexico. Geosciences 2021, 11, 16.

Ionospheric and plasmaspheric electron contents from space-time collocated digisonde, COSMIC, and GPS observations and model assessments. Acta Astronautica, 179, pp.619-635

Implementation of WRF-Hydro at two drainage basins in the region of Attica, Greece, Nat. Hazards Earth Syst. Sci. Discuss.

Glossary on atmospheric electricity and its effects on biology. Int J Biometeorol 65, 5–29 (2021)

Pre-Operational Application of a WRF-Hydro-Based Fluvial Flood Forecasting System in the Southeast Mediterranean. Forecasting 2021, 3, 437-446

Validation of NeQuick topside ionospheric formulation using selected COSMIC/FORMOSAT-3 data and possible improvements, Journal of Geophysical Research - Space Physics, 49

On the necessity of using foμEs instead of foEs in estimating the intensity and variability of sporadic E layers, Journal of Atmospheric and Solar-Terrestrial Physics, 206, 2020, 105327, ISSN 1364-6826

On the Analytical Description of the Topside Ionosphere by NeQuick: Modeling the Scale Height Through COSMIC/FORMOSAT-3 Selected Data. in IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 13, pp. 1867-1878, 2020

Multi-wavelength coordinated observations of ionospheric irregularity structures from an anomaly crest location during unusual solar minimum of the 24th cycle. Adv. Space Res., 65 (5), 1402-1413

BalkanMed real time severe weather service: progress and prospects in Bulgaria. Advances Space Research, 66(12), 2844-2853

Assessing the impact of GNSS ZTD data assimilation into the WRF modeling system during high-impact rainfall events over Greece. Remote Sensing. Remote Sens. 2020, 12, 383

Hydrometeorological and Socio-Economic Impact Assessment of Stream Flooding in Southeast Mediterranean: The Case of Rafina Catchment (Attica, Greece). Water 2020, 12, 2426

Assessment of ionospheric variability from IRI-2016, SPIM-2017, and IGS-GIM using Digisonde and GPS observations over Cyprus. Astrophysics and Space Science, 365(2), pp.1-23

Long-term aspects of nighttime spread F over a low mid-latitude European station. Advances in Space Research, 64(6), 1199-1216

Global Longitudinal Behavior of IRI Bottomside Profile Parameters from FORMOSAT-3/COSMIC Ionospheric Occultations. Journal of Geophysical Research: Space Physics 123

On the Use of Topside RO‐Derived Electron Density for Model Validation. Journal of Geophysical Research: Space Physics 123(5), pp. 3943-3954

Statistical ionospheric E layer properties measured with the Cyprus Digisonde and comparisons with IRI predictions. Advances in Space Research, 61(1), 337-347

Tropospheric delay performance for GNSS integrated water vapor estimation by using GPT2w model, ECMWF’s IFS operational model and in situ meteorological data, Adv. Geosci., 45, 363-375

Multi-station investigation of spread F over Europe during low to high solar activity J. Space Weather Space Climate., 8 A27

Variability of the bottomside B0 and B1 parameters of ionospheric electron density profile over Cyprus and comparison with IRI-2012 model. Advances in Space Research, 60(2), 317-328

Investigation of ionospheric precursors related to deep and intermediate earthquakes based on spectral and statistical analysis. Advances in Space Research, 59(2), 587-602

Investigation of pre-earthquake ionospheric anomalies using VLF/LF INFREP European and GNSS global networks. Romanian Journal of Physics, 62, 816

HF Spectral Occupancy Time Series Models Over the Eastern Mediterranean Region. IEEE Transactions on Electromagnetic Compatibility 59.1 (2017): 240-248

Observations of quiet-time moderate midlatitude L-band scintillation in association with plasma bubbles. GPS Solutions, 21(3), 1113-1124

Evaluation of IRI predicted characteristics of ionospheric F1 layer by ionosonde observations in Nicosia, Cyprus. Advances in Space Research, 59(6), 1548-1558

Pre-sunrise uplift and sunrise downward excursion in the F-region vertical plasma drift: Observations from the mid-latitude station Nicosia. Advances in Space Research, 59(7), 1792-1799

Study of the effect of 17–18 March 2015 geomagnetic storm on the Indian longitudes using GPS and C/NOFS. Journal of Geophysical Research: Space Physics, 122(2), 2551-2563

24-h HF Spectral Occupancy Characteristics and Neural Network Modeling Over Northern Europe. IEEE Transactions on Electromagnetic Compatibility, 59(6), 1817-1825

Determination of the ionospheric foF2 using a stand-alone GPS receiver. Journal of Geodesy, 91(9), 1117-1133

Investigation of ionospheric precursors of earthquakes in Romania using the Romanian GNSS/GPS network. Rom Journal Phys, 61(7-8)

Investigation of ionospheric TEC precursors related to the M7. 8 Nepal and M8. 3 Chile earthquakes in 2015 based on spectral and statistical analysis. Natural Hazards, 83(1), 97-116

Comparison of peak characteristics of the F2 ionospheric layer obtained from the Cyprus Digisonde and IRI-2012 model during low and high solar activity period. Advances in Space Research, 56(9), 1927-1938

Global model of ionospheric slab thickness and its validation for foF2 prediction during ionospheric storm, Annals of Geophysics 2015 Vol 58, No 5

Characteristics of postmidnight L band scintillation in the transition region from the equatorial to midlatitudes over the Indian longitude sector using COSMIC, C/NOFS, and GPS measurements. Radio Science, 50(12), 1246-1255

Sporadic E tidal variabilities and characteristics observed with the Cyprus Digisonde. Journal of Atmospheric and Solar-Terrestrial Physics, Volume 119, Nov 2014, Pages 173-183

Comparison of COSMIC measurements with the IRI-2007 model over the eastern Mediterranean region. Journal of advanced research, 4(3), 297-301

A neural network approach for the interpolation of missing foF2 data points. Engineering Intelligent Systems 20(1-2): 193-203. CRL Publishing, 2012

On the importance of total electron content enhancements during the extreme solar minimum. Advances in Space Research, 47(2), 304-311

Reliable prediction intervals with regression neural networks. Neural Networks, 24(8), 842-851

A GP-MOEA/D Approach for Modelling Total Electron Content over Cyprus. Engineering Intelligent Systems 18(3-4): 193-203. CRL Publishing

Diurnal Neural Congestion Models for High-Frequency Broadcast Users IEEE Transactions on Broadcasting June 2009 Vol 55 pp 145-154

HF spectrum occupancy and antennas. Annals of Geophysics, 52(3-4), 339-357

Models of HF spectral occupancy over a sunspot cycle. IEE Proceedings-Communications, 152(6), 980-988