Millar-Blanchaer, M., Wiktorowicz, S. J., Perrin, M. D., Graham, J. R., Thomas, S. J., Dillon, D., …Goodsell, S. J. (2014). Polarimetry with the Gemini Planet Imager: Instrument Characterization and Future Science. Proceedings of the International Astronomical Union, 8(S299), https://doi.org/10.1017/s1743921313007862