Tilt in quadratic gravity Waleska P. F. de Medeiros, Matheus J. Lazo, Daniel Müller and Dinalva A. Sales Eur. Phys. J. C, 84 8 (2024) 843 Published online: 21 August 2024 DOI: 10.1140/epjc/s10052-024-13171-0