A Kalman Filter-Based Sliding Mode Frequency Regulator for Power Systems Under Multiple Communication Delays Authors Anh-Tuan Tran; van van Huynh; Bang Le-Huy Nguyen; Jae Woong Shim; Ton Duc do Publication year 2025 Index (WoS/Scopus) WoS Publisher IEEE Journal IEEE Access Link https://ieeexplore.ieee.org/document/11145761