Ardeberg, A. Optical Telescopes of Today and Tomorrow. SPIE Digital Library.
Cita Chicago (17th ed.)Ardeberg, Arne. Optical Telescopes of Today and Tomorrow. SPIE Digital Library.
Cita MLA (8th ed.)Ardeberg, Arne. Optical Telescopes of Today and Tomorrow. SPIE Digital Library.
Atenció: Aquestes cites poden no estar 100% correctes.