Chao Yang, Esmond G. Ng, Pawel A. Penczek. Matrix-free constructions of circulant and block circulant preconditioners. Numerical Lin. Alg. with Applic., 11(8-9):773-793, 2004. [doi]
@article{YangNP04,
title = {Matrix-free constructions of circulant and block circulant preconditioners},
author = {Chao Yang and Esmond G. Ng and Pawel A. Penczek},
year = {2004},
doi = {10.1002/nla.346},
url = {http://dx.doi.org/10.1002/nla.346},
researchr = {https://researchr.org/publication/YangNP04},
cites = {0},
citedby = {0},
journal = {Numerical Lin. Alg. with Applic.},
volume = {11},
number = {8-9},
pages = {773-793},
}