Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Matoba Seiichi and Yokoyama Ryuichi,Elimination of Floating Nodes for Load Flow Calculation,IEEJ Transactions on Power and Energy,03854213,The Institute of Electrical Engineers of Japan,1998,118,5,519-526,https://cir.nii.ac.jp/crid/1390282679580413696,https://doi.org/10.1541/ieejpes1990.118.5_519