Weak equivalence principle violation for mixed scalar particles Massimo Blasone, Petr Jizba, Gaetano Lambiase and Luciano Petruzziello Eur. Phys. J. C, 83 12 (2023) 1130 Published online: 14 December 2023 DOI: 10.1140/epjc/s10052-023-12291-3