Kalli, K. Photonic Crystal Fibers III. SPIE Digital Library.
Chicago Style (17th ed.) ZitazioaKalli, Kyriacos. Photonic Crystal Fibers III. SPIE Digital Library.
MLA (9th ed.) ZitazioaKalli, Kyriacos. Photonic Crystal Fibers III. SPIE Digital Library.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.