APA (7th ed.) Citation

Andersen, T. Extremely Large Telescopes: Which Wavelengths? Retirement Symposium for Arne Ardeberg. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Andersen, Torben. Extremely Large Telescopes: Which Wavelengths? Retirement Symposium for Arne Ardeberg. SPIE Digital Library.

MLA (8th ed.) Citation

Andersen, Torben. Extremely Large Telescopes: Which Wavelengths? Retirement Symposium for Arne Ardeberg. SPIE Digital Library.

Warning: These citations may not always be 100% accurate.