Willebrand, H. Fiber optics without fiber. IEEE spectrum.
Cita Chicago (17th ed.)Willebrand, H.A. "Fiber Optics Without Fiber." IEEE Spectrum .
Cita MLA (9th ed.)Willebrand, H.A. "Fiber Optics Without Fiber." IEEE Spectrum, .
Atenció: Aquestes cites poden no estar 100% correctes.