Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OHARA Miho and JIBIKI Yasuhito and SEKIYA Naoya and SUMI Tetsutaro and MEGURO Kimiro and TANAKA Atsushi,A Survey Report on Effectiveness of Earthquake Early Warning by J-ALERT System,SEISAN KENKYU,0037105X,Institute of Industrial Science The University of Tokyo,2009,61,6,1055-1060,https://cir.nii.ac.jp/crid/1390282679037266176,https://doi.org/10.11188/seisankenkyu.61.1055