%0 Journal Article %A Weilenmann, M. %A Colbeck, R. %D 2020 %8 Array %P 060406 %T Self-Testing of Physical Theories, or, Is Quantum Theory Optimal with Respect to Some Information-Processing Task? %U https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.060406 %V 125 %R 10.1103/PhysRevLett.125.060406 %J Physical Review Letters