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Multi-wavelength coordinated observations of ionospheric irregularity structures from an anomaly crest location during unusual solar minimum of the 24th cycle. Advances in Space Research.

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

DOI: 10.1016/j.asr.2019.06.020

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

DOI: 10.1016/j.asr.2017.10.029

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

DOI: 10.5194/adgeo-45-363-2018

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

DOI: 10.1051/swsc/2018006

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

DOI: 10.1029/2018JA025246

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

DOI: 10.1029/2018JA025246

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

DOI: 10.1016/j.asr.2016.08.025

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

DOI: 10.1016/j.asr.2016.10.026

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

DOI: link

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

DOI: 10.1109/TEMC.2016.2606130

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

DOI: 10.1007/s10291-016-0598-x

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

DOI: 10.1016/j.asr.2016.12.021

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

DOI: 10.1016/j.asr.2017.01.015

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

DOI: 10.1002/2016JA023127

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

DOI: 10.1109/TEMC.2017.2692387

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

DOI: 10.1007/s00190-017-1013-2

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

DOI: link

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

DOI: 10.1007/s11069-016-2409-7

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

DOI: 10.1016/j.asr.2015.01.036

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

DOI: 10.4401/ag-6721

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

DOI: 10.1002/2015RS005807

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

DOI: 10.1016/j.jastp.2014.07.014

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

DOI: 10.1016/j.jare.2012.09.006

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

DOI: 10.1007/978-3-642-23957-1_35

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

DOI: 10.1016/j.asr.2010.08.026

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

DOI: 10.1016/j.neunet.2011.05.008

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

DOI: link

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

DOI: 10.1109/TBC.2009.2013890

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

DOI: 10.4401/ag-4581

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

DOI: 10.1049/cp:20030420