Krige, John.
A history of the European Space Agency 1958-1987 / by John Krige, (et al.).
European Space Agency -- History.
European Space Research Organisation -- History.
European Organisation for the Development and Construction of Space Vehicle Launchers -- History.
Astronautics -- Europe -- History.
Institutional History
Russo, Arturo, 1945-
Sebesta, Lorenza.
De Maria, Michelangelo.