AUTHOR=Gupta Sanjeev , Sawle Yashwant , Thakre Kishor , Thirunavukkarasu M. TITLE=Hippopotamus based optimization for reliable and cost-effective designing of stand-alone hybrid renewable system for a remote area JOURNAL=Frontiers in Energy Research VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2024.1496070 DOI=10.3389/fenrg.2024.1496070 ISSN=2296-598X