Teddy Pichard,  Denise Aregba-Driollet,  Stéphane Brull,  Bruno Dubroca &  Martin Frank. (2020). Relaxation Schemes for the $M_1$ Model with Space-Dependent Flux: Application to Radiotherapy Dose Calculation.
            <i>Communications in Computational Physics</i>. <i>19</i> (1).
            168-191.
         doi:10.4208/cicp.121114.210415a