@misc{misc, title  = {{General optimality of the Heisenberg limit for quantum metrology}},

 url = {{http://dx.doi.org/10.1103/PhysRevLett.105.180402 }},

 year = {{2010}},

 month = {{4}},

 author = {{Zwierz M and Perez-Delgado CA and Kok P}},

 note = {{Accessed on 2024/12/22}}}