@incollection {key2007952m,
AUTHOR = {Freedman, Michael H. and Meyer, David
A. and Luo, Feng},
TITLE = {\$Z_2\$-systolic freedom and quantum codes},
BOOKTITLE = {Mathematics of quantum computation},
EDITOR = {Brylinski, R. K. and Chen, G.},
SERIES = {Computational Mathematics},
NUMBER = {3},
PUBLISHER = {Chapman \& Hall/CRC},
ADDRESS = {Boca Raton, FL},
YEAR = {2002},
PAGES = {287--320},
DOI = {10.1201/9781420035377.ch12},
NOTE = {MR:2007952. Zbl:1075.81508.},
ISBN = {9781584882824},
}