著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Junegak Joung and Kwangsoo Kim,Monitoring emerging technologies for technology planning using technical keyword based analysis from patent data,Technological Forecasting and Social Change,0040-1625,Elsevier BV,2017-01,114,,281-292,https://cir.nii.ac.jp/crid/1362262944950698624,https://doi.org/10.1016/j.techfore.2016.08.020