Yucel, M. , Yucel, M. , Ozturk, N. , Goktas, H. , Gemci, C. , Celebi, F.. "The Effects of Signal Level of the Microwave Generator on the Brillouin Gain Spectrum in BOTDA and BOTDR". World Academy of Science, Engineering and Technology, Open Science Index 109, International Journal of Electronics and Communication Engineering, (2016), 10(1), 23 - 27.