Searches for heavy neutrinos at multi-TeV muon collider: a resonant leptogenesis perspective Indrani Chakraborty, Himadri Roy and Tripurari Srivastava Eur. Phys. J. C, 83 4 (2023) 280 Published online: 08 April 2023 DOI: 10.1140/epjc/s10052-023-11406-0