@article{v008a017,
 author = {Jain, Rahul and Kerenidis, Iordanis and Kuperberg, Greg and Santha, Miklos and Sattath, Or and Zhang, Shengyu},
 title = {On the Power of a Unique Quantum Witness},
 year = {2012},
 pages = {375--400},
 doi = {10.4086/toc.2012.v008a017},
 publisher = {Theory of Computing},
 journal = {Theory of Computing},
 volume = {8},
 number = {17},
 URL = {https://theoryofcomputing.org/articles/v008a017},
}