Não informado. (1990). Optics & Photonics News. Optical Society of America.
Chicago (17e ed.) BronvermeldingNão informado. Optics & Photonics News. Washington: Optical Society of America, 1990.
MLA (8e ed.) BronvermeldingNão informado. Optics & Photonics News. Optical Society of America, 1990.
Let op: Deze citaties zijn niet altijd 100% accuraat.