Glassford, A. P. Optical System Contamination: Effects, Measurement, Control II. SPIE Digital Library.
Citazione stile Chigago Style (17a edizione)Glassford, A. Peter. Optical System Contamination: Effects, Measurement, Control II. SPIE Digital Library.
Citatione MLA (9a ed.)Glassford, A. Peter. Optical System Contamination: Effects, Measurement, Control II. SPIE Digital Library.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.