Kabir, H., Faruq, A. A., Reza, T., & Department of Computer Science and Engineering, B. U. (2010). Span analysis of optical fiber transmission based on WDM , DWDM and DQPSK. BRAC University.

Kabir, Humayun, Asaduzzaman All Faruq, Tanvir Reza, and BRAC University Department of Computer Science and Engineering. Span Analysis of Optical Fiber Transmission Based on WDM , DWDM and DQPSK. BRAC University, 2010.

Kabir, Humayun, et al. Span Analysis of Optical Fiber Transmission Based on WDM , DWDM and DQPSK. BRAC University, 2010.