Ki-Hwan Kim, Su-Hyun Kim, and Im-Yeong Lee. “A STUDY ON SECURE PRIVATE SET UNION SCHEME IN IOT ENVIRONMENT: Received: 10th June 2025, Revised: 20th June 2025, 10th July 2025, Accepted: 2nd September 2025, Date of Publication: 19th September 2025”. MATTER: International Journal of Science and Technology, vol. 11, Sept. 2025, pp. 43-54, doi:10.20319/mijst.2025.11.4354.