M. Chung, J.H. Han, J.H. Hong, H.-S. Kang, C.H. Kim, J.M. Seok, and J.C.T. Thangaraj,
   "Longitudinal Electron Bunch Shaping Experiments at the PAL-ITF",
   in Proc. 37th International Free Electron Laser Conference, Daejeon, Republic of Korea, August 2015, paper WEP060, pp. 694-697,
    ISBN: 978-3-95450-134-2,
    doi:10.18429/JACoW-FEL2015-WEP060,
    http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/wep060.pdf, 2015.