The Solar Spectrum : Proceedings of the Symposium held at the University of Utrecht 26–31 August 1963

Published 1965

Highlights of Astronomy : As presented at the XIVth General Assembly of the I.A.U. 1970

Published 1971

Transactions of the International Astronomical Union : Proceedings of the Fourteenth General Assembly Brighton 1970

Published 1971

Solar-Terrestrial Physics/1970 : Proceedings of the International Symposium on Solar-Terrestrial Physics Held in Leningrad, U.S.S.R. 12–19 May 1970

Published 1972

The Brightest Stars

by de Jager, C.
Published 1980

Solar Flares and Collisions between Current-Carrying Loops : Types and Mechanisms of Solar Flares and Coronal Loop Heating

by Sakai, Jun-Ichi, de Jager, C.
Published 1996

Progress in Solar Physics : Review Papers Invited to Celebrate the Centennial Volume of Solar Physics

Published 1986

Image Processing Techniques in Astronomy : Proceedings of a Conference Held in Utrecht on March 25–27, 1975

Published 1975

The Structure of the Quiet Photosphere and the Low Chromosphere : Proceedings of the ‘Bilderberg’ Conference Held Near Arnhem, Holland, April 17–21, 1967

Published 1968

Transactions of the International Astronomical Union: Reports on Astronomy

Published 1973