Ursu, I. Trends in Quantum Electronics. SPIE Digital Library.
Chicago Style (17th ed.) ZitazioaUrsu, Ioan. Trends in Quantum Electronics. SPIE Digital Library.
MLA (9th ed.) ZitazioaUrsu, Ioan. Trends in Quantum Electronics. SPIE Digital Library.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.