Prof Helge (Emeritus Professor of History of Science Kragh Niels Bohr Institute Emeritus Professor of History of Science Niels Bohr Institute University of Copenhagen)
(2)
Helge Kragh (EDT)/ Malcolm Longair (EDT)
(1)
Helge Kragh (Universitetet I Oslo)
(1)
Helge Kragh/ Helge S. Kragh
(1)
Helge Kragh/ Henry Nielsen
(1)
Helge Kragh/ Kurt Moller Pedersen (CON)
(1)
Helge S. Kragh/ James Overduin
(1)
Masanori Kaji (EDT)/ Helge Kragh (EDT)/ Gabor Pallo (EDT)
(1)