vChainnet: Accurate and Scalable End-to-End Slice Modeling for 5G and Beyond Networks - Dahmane, Hadj Ahmed Chikh; Mostafa, Sherif; Youssef, Moustafa; Sulaiman, Muhammad; Boutaba, Raouf (2025 12th International Conference on Wireless Networks and Mobile Communications (WINCOM), Wireless Networks and Mobile Communications (WINCOM), 2025 12th International Conference on, 2025)