Generalized Eddington–Finkelstein coordinates and exact Vaidya-type solutions in Weyl conformal gravity Petr Jizba and Tereza Lehečková Eur. Phys. J. C, 85 5 (2025) 602 Published online: 31 May 2025 DOI: 10.1140/epjc/s10052-025-14321-8