APA (7th ed.) Citation

Simons, D. G. (1988). An imaging gas scintillation spectrometer for X-ray astronomy.

Chicago Style (17th ed.) Citation

Simons, Dirk G. An Imaging Gas Scintillation Spectrometer for X-ray Astronomy. 1988.

MLA (9th ed.) Citation

Simons, Dirk G. An Imaging Gas Scintillation Spectrometer for X-ray Astronomy. 1988.

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