Computing Three-Dimensional Freeform Reflectors with a Scattering SurfaceVì C.E. Kronberg, Martijn J.H. Anthonissen, Jan H.M. ten Thije Boonkkamp and Wilbert L. IJzermanEPJ Web Conf., 287 (2023) 02007DOI: https://doi.org/10.1051/epjconf/202328702007