@article{v003a004, author = {Janzing, Dominik and Wocjan, Pawel}, title = {A Simple PromiseBQP-complete Matrix Problem}, year = {2007}, pages = {61--79}, doi = {10.4086/toc.2007.v003a004}, publisher = {Theory of Computing}, journal = {Theory of Computing}, volume = {3}, number = {4}, URL = {https://theoryofcomputing.org/articles/v003a004}, }