Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Noboru Nakanishi,Indefinite-Metric Quantum Field Theory of General Relativity-7-Supplementary Remarks,Progress of theoretical physics = 理論物理学の進歩,0033068X,Kyoto : Publication Office,1979-11,62,5,p1385-1395,https://cir.nii.ac.jp/crid/1523951030218180608,