Artigiani, Mauro, Flaminio Flamini, and Davide Ravotti. “On Rigidity Properties of Time-Changes of Unipotent Flows”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE (July 22, 2024): 46. Accessed March 4, 2026. https://journals.sns.it/index.php/annaliscienze/article/view/6481.