Ugli, R. U. S. ., S.-Y. . Kim, Y. . Kim, and S.-J. . Kim. “An Event-Based Platform-Independent Verification Method for OTT Content Usage History”. Journal of Web Engineering, vol. 25, no. 06, Aug. 2026, pp. 1111–1132, doi:10.13052/jwe1540-9589.2564.