APA

Institute of Electrical and Electronics Engineers, . (1989). IEEE photonics technology letters. New York, NY: IEEE.

Chicago

Institute of Electrical and Electronics Engineers, . 1989. IEEE photonics technology letters. New York, NY: IEEE.

Harvard

Institute of Electrical and Electronics Engineers, . (1989). IEEE photonics technology letters. New York, NY: IEEE.

MLA

Institute of Electrical and Electronics Engineers, . IEEE photonics technology letters. New York, NY: IEEE. 1989.