Hasan, M. A. R., Yasmin, R., Das, D., Hoque, M. M., Pramanik, M. I. and Rahman, M. S. (2015) “Fundamental Frequency Extraction of Noisy Speech Signals”, Rajshahi University Journal of Science and Engineering, 43, pp. 51–61. doi: 10.3329/rujse.v43i0.26154.