ClimateAuditX: A Heterogeneous Graph Neural Network Framework for Carbon Leakage Detection and Scope 3 Emissions Attribution. - Nayana Jagadish Raikar; Prasasthi Sanjana Chekuri; R. Prathiksha; Swayam Prayash Pal; A. R. Vinod; Jyoti Shetty (IEEE Access, 2026)