Colombo, G., Mariani, M. and Rigoli, M. 2024. Tachibana-type theorems on complete manifolds. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE. 25, 2 (Jul. 2024), 1033-1083. DOI:https://doi.org/10.2422/2036-2145.202203_018.