Chatrchyan, Serguei et al. (The CMS collaboration)Serguei et al. (The CMS collaboration)ChatrchyanYEE HSIUNGPAO-TI CHANGMIN-ZU WANG2018-09-102018-09-102011-10http://inspirehep.net/record/943720http://scholars.lib.ntu.edu.tw/handle/123456789/364368[SDGs]SDG7Measurement of the Production Cross Section for Pairs of Isolated Photons in $pp$ collisions at $\\sqrt{s}=7$ TeVjournal article10.1007/JHEP01(2012)133