Henri Calandra, Serge Gratton, Xavier Pinel, Xavier Vasseur. An improved two-grid preconditioner for the solution of three-dimensional Helmholtz problems in heterogeneous media. Numerical Lin. Alg. with Applic., 20(4):663-688, 2013. [doi]
@article{CalandraGPV13,
title = {An improved two-grid preconditioner for the solution of three-dimensional Helmholtz problems in heterogeneous media},
author = {Henri Calandra and Serge Gratton and Xavier Pinel and Xavier Vasseur},
year = {2013},
doi = {10.1002/nla.1860},
url = {http://dx.doi.org/10.1002/nla.1860},
researchr = {https://researchr.org/publication/CalandraGPV13},
cites = {0},
citedby = {0},
journal = {Numerical Lin. Alg. with Applic.},
volume = {20},
number = {4},
pages = {663-688},
}