A Multiagent Deep Reinforcement Learning Scheme for Energy Use Optimization in UAV‐Enabled Wireless Networks With Reconfigurable Intelligent Surfaces. - Bokhari, Syed Mohsin; Shafi, Muhammad; Sohaib, Sarmad; Maskari, Sanad Al; Iftikhar, Muhammad Ahsan; Mohanta, Kallol (International Journal of Intelligent Systems, 2026)