sphère de Poincaré
1980 / Tunable half-wave plates: an exercise on the Poincare sphere / D. W. O. Heddle / European Journal of Physics 1 (1980) p. 216 [doi]
2016 / The Poincaré-sphere approach to polarization: Formalism and new labs with Poincaré beams / Joshua A. Jones ; Anthony J. D’Addario ; Brett L. Rojec ; G. Milione ; Enrique J. Galvez / American Journal of Physics 84 (2016) p. 822 [doi]