[Bradley P. A. (1995), PRIME (Prediction and Retrospective Ionospheric Modelling overEurope), Final Report, Commission of the European Communities, ECSC-EEC-EAEC, Brussels, ]Search in Google Scholar
[Grunwald G., A. Ciecko, S. Oszczak, R. Kazmierczak, M. Grzegorzewski, J. Cwiklak, (2011)Wykorzystanie systemu EGNOS w monitoringu statków powietrznych w aspekcieuruchomienia serwisu Safety-Of-Life, Aparatura Badawcza i Dydaktyczna - kwartalnik tom XVI Nr 3 (2011), ISSN 1426-9600, s. 133-142 ]Search in Google Scholar
[Haddad O., S. Skone, (2010) Wide Area Augmentation System - Limitations and Validationfor Canadian Aviation, Presentation on TECTERRA Workshop at Aviation Alberta 7-th Conference, Kananaskis, Alberta October 13, 2010 ]Search in Google Scholar
[Safety of Life Service Definition Document, (2011), European Commission Directorate- General for Enterprise and Industry, s. 23-33]Search in Google Scholar