1. H. Weyl, The Theory of Groups and Quantum Mechanics (Courier Corporation, 1950)
2. J.E. Moyal, Quantum mechanics as a statistical theory, in Mathematical Proceedings of the Cambridge Philosophical Society, vol. 45 (Cambridge University Press, 1949), pp. 99–124
3. M. Flato, D. Sternheimer, harmonic analysis and representations of Semisimple Lie Groups (1980)
4. F. Bayen, M. Flato, C. Fronsdal, A. Lichnerowicz, D. Sternheimer, Deformation theory and quantization. I. Deformations of symplectic structures. Ann. Phys. 111, 61–110 (1978)
5. F. Bayen, M. Flato, C. Fronsdal, A. Lichnerowicz, D. Sternheimer, Deformation theory and quantization. II. Physical applications. Ann. Phys. 111, 111–151 (1978)