Albert, Victor V; Pascazio, Saverio; Devoret, Michel H (2017). „General phase spaces: from discrete variables to rotor and continuum limits“. Journal of Physics A: Mathematical and Theoretical. 50-jild, № 50. 504002-bet. arXiv:1709.04460. doi:10.1088/1751-8121/aa9314.
Albert, Victor V; Pascazio, Saverio; Devoret, Michel H (2017). „General phase spaces: from discrete variables to rotor and continuum limits“. Journal of Physics A: Mathematical and Theoretical. 50-jild, № 50. 504002-bet. arXiv:1709.04460. doi:10.1088/1751-8121/aa9314.