@inProceedings{Ilic2003, author = "M. Ili\unhbox \voidb@x \bgroup \let \unhbox \voidb@x \setbox \@tempboxa \hbox {c\global \mathchardef \accent@spacefactor \spacefactor }\accent 19 c\egroup \spacefactor \accent@spacefactor and Ian W. Turner ", title = "Approximately invariant subspaces", journal = "ANZIAM J.", volume = "44", pages = "C378--C399", year = 2003, booktitle = "Proc. of 10th Computational Techniques and Applications Conference CTAC-2001", editor = "K. Burrage and Roger B. Sidje", month = apr, note = "[Online] \protect \url {http://anziamj.austms.org.au/V44/CTAC2001/Ilic} [April 1, 2003]", keywords = "invariant subspaces, approximation, large sparse matrix, Ritz values, Ritz vectors", }