M. R. Brown, B. J. Hiley: Schrodinger revisited: an algebraic approach, arXiv:quant-ph/0005026 (submitted 4 May 2000, version of 19 July 2004, retrieved June 3, 2011)
birkbeck.ac.uk
B. J. Hiley: Phase space descriptions of quantum phenomena, in: A. Khrennikov (ed.): Quantum Theory: Re-consideration of Foundations–2, pp. 267-286, Växjö University Press, Sweden, 2003 (PDF)
Baker, George A. (1958-03-15). "Formulation of Quantum Mechanics Based on the Quasi-Probability Distribution Induced on Phase Space". Physical Review. 109 (6). American Physical Society (APS): 2198–2206. Bibcode:1958PhRv..109.2198B. doi:10.1103/physrev.109.2198. ISSN0031-899X.
Baker, George A. (1958-03-15). "Formulation of Quantum Mechanics Based on the Quasi-Probability Distribution Induced on Phase Space". Physical Review. 109 (6). American Physical Society (APS): 2198–2206. Bibcode:1958PhRv..109.2198B. doi:10.1103/physrev.109.2198. ISSN0031-899X.
Baker, George A. (1958-03-15). "Formulation of Quantum Mechanics Based on the Quasi-Probability Distribution Induced on Phase Space". Physical Review. 109 (6). American Physical Society (APS): 2198–2206. Bibcode:1958PhRv..109.2198B. doi:10.1103/physrev.109.2198. ISSN0031-899X.