Prather, Ben S., Dexter, Jason, Moscibrodzka, Monika, Pu, Hung-Yi, Bronzwaer, Thomas, Davelaar, Jordy, Younsi, Ziri, Gammie, Charles F., Gold, Roman et al (2023) Comparison of Polarized Radiative Transfer Codes used by the EHT Collaboration. Astrophysical Journal, 950 (1). ISSN 0004-637X