Matthew B. Hastings, Aram Wettroth Harrow. Classical and quantum tensor product expanders. Quantum Information & Computation, 9(3):336-360, 2009. [doi]
@article{HastingsH09,
title = {Classical and quantum tensor product expanders},
author = {Matthew B. Hastings and Aram Wettroth Harrow},
year = {2009},
url = {http://portal.acm.org/citation.cfm?id=2011790},
researchr = {https://researchr.org/publication/HastingsH09},
cites = {0},
citedby = {0},
journal = {Quantum Information & Computation},
volume = {9},
number = {3},
pages = {336-360},
}