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Integrity investigation of global ionospheric TEC maps for high-precision positioning Jiaojiao ZhaoManuel Hernández-PajaresHong Yuan Original Article Open access 22 February 2021 Article: 35
Influence of temporal resolution on the performance of global ionospheric maps Qi LiuManuel Hernández-PajaresAndreas Goss Original Article 22 February 2021 Article: 34
Strategy for the realisation of the International Height Reference System (IHRS) Laura SánchezJonas ÅgrenQing Liu Original Article Open access 22 February 2021 Article: 33
ON GLONASS pseudo-range inter-frequency bias solution with ionospheric delay modeling and the undifferenced uncombined PPP Zheng ZhangYidong LouShengfeng Gu Original Article 22 February 2021 Article: 32
Refining the empirical global pressure and temperature model with the ERA5 reanalysis and radiosonde data Tao LiLei WangYi Han Original Article 22 February 2021 Article: 31
Mitigating high latitude ionospheric scintillation effects on GNSS Precise Point Positioning exploiting 1-s scintillation indices Kai GuoSreeja Vadakke VeettilMarcio Aquino Original Article Open access 22 February 2021 Article: 30
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