1. Ashkenazi, V.; Gough, R.S.; Sykes, R.M.: Satellite Doppler Positioning (prepared for a Seminar held in the University of Nottingham, England, 10. — 11.1.78)
2. Dejaiffe, R.J.: The Transit Satellite System (paper prepared for the 24th Journées Luxembourgeoises de Geodynamique, 18. — 20.11.1974)
3. Wilson, P.; Boucher, C.; Paquet, P.; Dejaiffe, R.: EDOC-2-Status Report with a Summary of some Preliminary Results of the Second European Doppler Observation Campaign (paper presented at the Second Intern. Symp. on the Use of Artificial Satellites for Geodesy and Geodynamics, Lagonissi, 29.5. — 3.6.1978).
4. Schlüter, W.; Seeger, H.; Soltau, G.; Wilson, P.; Wolf, P.; Pesec, P.; Rinner, K.: The Present Status of the German-Austrian Doppler Observation Campaign (paper presented at the Second Intern. Symp. on the Use of Artificial Satellites for Geodesy and Geodynamics, Lagonissi, 29.5. — 3.6.78)
5. Anderle, R.J.: Polar motion determined by Doppler Satellite Observations (paper prepared for a meeting of Commission 19 of the IAU, Grenoble, 1976)