Kaszás, Nikoletta ORCID: https://orcid.org/0000-0001-5147-2022, Jakab, Bálint and Keller, Krisztina ORCID: https://orcid.org/0000-0002-4408-7940 (2026) Rethinking Tourism Sustainability Certification: a Circular Economy Approach - Analysis of the Circular Economy Criteria for Sustainability Certificates in Tourism. Circular Economy and Sustainability, 6 (1). DOI 10.1007/s43615-026-00789-3