Search for hadronic decays of feebly-interacting particles at NA62 E. Cortina Gil, J. Jerhot, N. Lurkin, T. Numao, B. Velghe, V. W. S. Wong, D. Bryman, Z. Hives, T. Husek, K. Kampf et al. (188 more) Eur. Phys. J. C, 85 5 (2025) 571 Published online: 25 May 2025 DOI: 10.1140/epjc/s10052-025-14133-w