APA (7th ed.) Citation

Pennings, E. C. M. (1990). Bends in optical ridge waveguides: Modeling and experiments. [s. n.].

Chicago Style (17th ed.) Citation

Pennings, Engelbertus Casper Maria. Bends in Optical Ridge Waveguides: Modeling and Experiments. [S.l.]: [s. n.], 1990.

MLA (8th ed.) Citation

Pennings, Engelbertus Casper Maria. Bends in Optical Ridge Waveguides: Modeling and Experiments. [s. n.], 1990.