@article{v001a005,
 author = {Peter H{\o}yer and Robert {\v S}palek},
 title = {Quantum Fan-out is Powerful},
 journal = {Theory of Computing},
 year = {2005},
 pages = {81-103},
 publisher = {Theory of Computing},
 doi = {10.4086/toc.2005.v001a005},
 volume = {1},
 number = {1},
 URL = {http://www.theoryofcomputing.org/articles/v001a005},
 eprint = {toc:v001/a005},
}