Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Michihiro Hirata,Dynamical Breaking of Chiral Symmetry and Aspects of Vacuum,Progress of theoretical physics = 理論物理学の進歩,0033068X,Kyoto : Publication Office,1987-04,77,4,p939-950,https://cir.nii.ac.jp/crid/1521699229708796928,