MUSE crowded field 3D spectroscopy in NGC 300 - IV. Planetary nebula luminosity function Azlizan A. Soemitro, Martin M. Roth, Peter M. Weilbacher, Robin Ciardullo, George H. Jacoby, Ana Monreal-Ibero, Norberto Castro and Genoveva Micheva A&A, 671 (2023) A142 Published online: 16 March 2023 DOI: 10.1051/0004-6361/202244597