Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) P. C. Peters and J. Mathews,Gravitational Radiation from Point Masses in a Keplerian Orbit,Physical Review,0031-899X,American Physical Society (APS),1963-07-01,131,1,435-440,https://cir.nii.ac.jp/crid/1364233269969184896,https://doi.org/10.1103/physrev.131.435