Probing unified theories with reduced couplings at future hadron colliders S. Heinemeyer, J. Kalinowski, W. Kotlarski, M. Mondragón, G. Patellis, N. Tracas and G. Zoupanos Eur. Phys. J. C, 81 2 (2021) 185 Published online: 23 February 2021 DOI: 10.1140/epjc/s10052-021-08966-4