Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yorino Naoto and Matsuoka Kozo and Hunahashi Atsushi and Sasaki Hiroshi and Kubokawa Jyunji and Kitagawa Minoru and Hujioka Kiyoto,An Analysis of Voltage Instability Phenomena in Power Systems,IEEJ Transactions on Power and Energy,03854213,The Institute of Electrical Engineers of Japan,1992,112,3,229-236,https://cir.nii.ac.jp/crid/1390001204604539008,https://doi.org/10.1541/ieejpes1990.112.3_229