@incollection {key1185108m,
AUTHOR = {Williams, R. F.},
TITLE = {Strong shift equivalence of matrices
in \$\mathrm{GL}(2,\mathbb{Z})\$},
BOOKTITLE = {Symbolic dynamics and its applications},
EDITOR = {Walters, Peter},
SERIES = {Contemporary Mathematics},
NUMBER = {135},
PUBLISHER = {American Mathematical Society},
ADDRESS = {Providence, RI},
YEAR = {1992},
PAGES = {445--451},
DOI = {10.1090/conm/135/1185108},
NOTE = {(New Haven, CT, 28 July--2 August 1991).
MR:1185108. Zbl:0768.58039.},
ISSN = {1098-3627},
ISBN = {9780821854709},
}
