@incollection{Koshita18,
author = {Shunsuke Koshita and Masahide Abe and Masayuki Kawamata},
title = {Recent Advances in Variable Digital Filters},
booktitle = {Digital Systems},
publisher = {IntechOpen},
address = {Rijeka},
year = {2018},
editor = {Vahid Asadpour},
chapter = {2},
doi = {10.5772/intechopen.79198},
url = {https://doi.org/10.5772/intechopen.79198}
}