Lawyee, V.K. , Taneja, L.K. , Kumar, A. and S. L., S. 2026. Optimised PIDN–FACTS Control for Frequency Stability in Multi-Area Systems with Fuel Cell Integration. Strategic Planning for Energy and the Environment. 45, 03 (Jul. 2026), 813–852. DOI:https://doi.org/10.13052/spee1048-5236.4538.