"The IGS VTEC maps: a reliable source of ionospheric information since 1998", M. Hernández-Pajares, J.M. Juan, J. Sanz, R. Orus, A. Garcia-Rigo, J. Feltens, A. Komjathy, S.C. Schaer, A. Krankowski, Journal of Geodesy vol. 983, 263–275 (2009)

"Testing regional vertical total electron content maps over Europe during the 17–21 January 2005 sudden space weather event", R. Orus, L.R. Cander, M. Hernandez-Pajares, Radio Sci., 42, RS3004

"Methodology and consistency of slant and vertical assessments for ionospheric electron content models", Manuel Hernández-Pajares, David Roma-Dollase, Andrzej Krankowski, Alberto García-Rigo & Raül Orús-Pérez, Journal of Geodesy vol. 91, 2017, pp. 1405–1414

"Consistency of seven different GNSS global ionospheric mapping techniques during one solar cycle", David Roma-Dollase, Manuel Hernández-Pajares, Andrzej Krankowski, Kacper Kotulak, Reza Ghoddousi-Fard, Yunbin Yuan, Zishen Li, Hongping Zhang, Chuang Shi, Cheng Wang, Joachim Feltens, Panagiotis Vergados, Attila Komjathy, Stefan Schaer, Alberto García-Rigo & José M. Gómez-Cama, Journal of Geodesy, vol. 92, 2018, pp. 691–706

"IGS real-time service for global ionospheric total electron content modeling", Zishen Li, Ningbo Wang, Manuel Hernández-Pajares, Yunbin Yuan, Andrzej Krankowski, Ang Liu, Jiuping Zha, Alberto García-Rigo, David Roma-Dollase, Heng Yang, Denis Laurichesse & Alexis Blot, Journal of Geodesy, vol. 94, 2020, article number: 32,

"The cooperative IGS RT-GIMs: A reliable estimation of the global ionospheric electron content distribution in real time", Qi Liu, Manuel Hernández-Pajares, Heng Yang, Enric Monte-Moreno, David Roma-Dollase, Alberto García-Rigo1, Zishen Li, Ningbo Wang, Denis Laurichesse6 Alexis Blot, Qile Zhao, Qiang Zhang, André Hauschild, Loukis Agrotis, Martin Schmitz, Gerhard Wübbena, Andrea Stürze, Andrzej Krankowski, Stefan Schaer, Joachim Feltens, Attila Komjathy, and Reza Ghoddousi-Fard, Earth Syst. Sci. Data, 13, 4567–4582, 2021, doi.: 10.5194/essd-13-4567-2021

"Status of CAS global ionospheric maps after the maximum of solar cycle 24", Zishen Li, Ningbo Wang, Ang Liu, Yunbin Yuan, Liang Wang, Manuel Hernández-Pajares, Andrzej Krankowski, Hong Yuan, , Satellite Navigation, 2:19, 2021, doi:10.1186/s43020-021-00050-2

"Observation of the ionospheric irregularities over the Northern Hemisphere: Methodology and service", Iurii Cherniak, Andrzej Krankowski, Irina Zakharenkova, Radio Sci., 49, 2014, 653–662, doi:10.1002/2014RS005433

"ROTI Maps: a new IGS ionospheric product characterizing the ionospheric irregularities occurrence", Iurii Cherniak, Andrzej Krankowski, Irina Zakharenkova, GPS Solutions, 2018, 22:69, doi.: 10.1007/s10291-018-0730-1

"IGS ROTI Maps: Current Status and Its Extension towards Equatorial Region and Southern Hemisphere", Cherniak I., Zakharenkova I., Krankowski, A., Sensors, 2022, 22(10), 3748 doi.: 10.3390/s22103748

"Towards Cooperative Global Mapping of the Ionosphere: Fusion Feasibility for IGS and IRI with Global Climate VTEC Maps", Adam Froń, Ivan Galkin, Andrzej Krankowski , Dieter Bilitza, Manuel Hernández-Pajares, Bodo Reinisch, Zishen Li, Kacper Kotulak, Irina Zakharenkova, Iurii Cherniak, David Roma Dollase, Ningbo Wang, Paweł Flisek, Alberto García-Rigo, 2020, Remote Sens. 2020, 12(21), 3531; doi.: 10.3390/rs12213531

"Global Monitoring of Ionospheric Weather by GIRO and GNSS Data Fusion", Ivan Galkin, Adam Froń, Bodo Reinisch, Manuel Hernández-Pajares, Andrzej Krankowski, Bruno Nava , Dieter Bilitza, Kacper Kotulak, Paweł Flisek, Zishen Li, Ningbo Wang, Atmosphere 13(3):371, 2022, doi.:10.3390/atmos13030371