J. Wagner. Preprints of the Second Braunschweig Aerospace Symposium: Real-Time Models for Control, Measurement, and Estimation Systems, Seite 59 - 70. (1990)
J. Wagner, G. Kasties, und M. Guellali. Proceedings of GNSS 97 - First European Symposium on Global Navigation Satellite Systems, Seite 79 - 88. (1997)
D. Gondy, und J. Wagner. Proceedings of the 15th International Technical Meeting of the Satellite Division of the Institute of Navigation, Seite 2388 - 2395. (2002)
J. Wagner, G. Baldensperger, und R. Therburg. Proceedings of ISPA 2000 - International Symposium on Precision Approach and Automatic Landing, Seite 441 - 450. (2000)