Kyle Gallivan, Paul Van Dooren. Rational approximations of pre-filtered transfer functions via the Lanczos algorithm. Numerical Algorithms, 20(4):331-342, 1999. [doi]
@article{GallivanD99,
title = {Rational approximations of pre-filtered transfer functions via the Lanczos algorithm},
author = {Kyle Gallivan and Paul Van Dooren},
year = {1999},
doi = {10.1023/A:1019168220795},
url = {http://dx.doi.org/10.1023/A:1019168220795},
researchr = {https://researchr.org/publication/GallivanD99},
cites = {0},
citedby = {0},
journal = {Numerical Algorithms},
volume = {20},
number = {4},
pages = {331-342},
}