Lucio La Cava Dominik Macko Róbert Móro Ivan Srba Andrea Tagarelli Authorship Attribution in Multilingual Machine-Generated Texts. 45136-45152 2026 ACL (1) https://doi.org/10.18653/v1/2026.acl-long.2091 https://aclanthology.org/2026.acl-long.2091/ conf/acl/2026-1 db/conf/acl/acl2026-1.html#CavaMMST26