J. Lima, and A. Sombra. 1999 SBMO/IEEE MTT-S INTERNATIONAL MICROWAVE AND OPTOELECTRONICS
CONFERENCE, PROCEEDINGS, VOLS 1 & 2: WIRELESS AND PHOTONICS BUILDING
THE GLOBAL INFOWAYS, page 222-224. 345 E 47TH ST, NEW YORK, NY 10017 USA, Soc Brasileira Microondas & Optoelectr; IEEE, IEEE, (1999)1999 SMBO/IEEE MTT-S International Microwave and Optoelectronics
Conference, RIO JANEIRO, BRAZIL, AUG 09-12, 1999.
E.L.Pankratov, and E.A.Bulaeva. International Journal of Computational Science, Information Technology and Control Engineering (IJCSITCE), 2 (3):
17(July 2015)