The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
C.H. Shim, D.E. Kim, and Y.W. Parc, “Generation of Isolated Zeptosecond Pulse in Gamma-Ray Free Electron Laser”, in Proc. 9th Int. Particle Accelerator Conf. (IPAC'18), Vancouver, BC, Canada, Apr. 4,, pp. 4375-4377, doi:10.18429/JACoW-IPAC2018-THPMK035