Wigner distribution functions and the representation of canonical transformations in time-dependent quantum mechanics. Schuch, Dieter, Moshinsky, Marcos (2008) SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
Wigner quantization of Hamiltonians describing harmonic oscillators coupled by a general interaction matrix. Regniers, Gilles, Van der Jeugt, Joris (2009) SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]