Haridas, Nisha; Elias, Elizabeth: 'Low-complexity technique to get arbitrary variation in the bandwidth of a digital FIR filter', IET Signal Processing, 2017, 11, (4), p. 372-377, DOI: 10.1049/iet-spr.2016.0055 IET Digital Library, https://digital-library.theiet.org/;jsessionid=4cffk74ju64ah.x-iet-live-01content/journals/10.1049/iet-spr.2016.0055