Aram Wettroth Harrow. Exact universality from any entangling gate without inverses. Quantum Information & Computation, 9(9):773-777, 2009. [doi]
@article{Harrow09,
title = {Exact universality from any entangling gate without inverses},
author = {Aram Wettroth Harrow},
year = {2009},
url = {http://portal.acm.org/citation.cfm?id=2011808},
researchr = {https://researchr.org/publication/Harrow09},
cites = {0},
citedby = {0},
journal = {Quantum Information & Computation},
volume = {9},
number = {9},
pages = {773-777},
}