فهرس المقالات Zeinab Sasan المقاله 1 - Soft and Safe Network Slicing with Hierarchical Multi-Agent Reinforcement Learning 10.66224/jist.51727.14.55.225 Zeinab Sasan siavash khorsandi Journal of Information Systems and Telecommunication (JIST) , العدد 3 , السنة 14 , تابستان 2026