Rodrigues, Joseph, K R Pai, and Lucy J. Gudino. “Synthesis of Linear Phase Sharp Transition FIR Digital Filter”. ECTI Transactions on Computer and Information Technology (ECTI-CIT) 1, no. 2 (1): 96-99. Accessed September 18, 2019. https://www.tci-thaijo.org/index.php/ecticit/article/view/51838.