[1] LU Y T,Chi S.Compact,reliable asymmetric optical configuration for cost-effective fabricatiop of multiplex dot matrix hologram in anti-counterfeiting applications[J].Optik-International Journal for Light and Electron Optics,2003,114(4):161-167.
[2] ZHU Jian-hua,DONG Guang-xing,GUO Xiao-wei.Methylene-blue sensitized dichromated gelatin:wide-range colour adjustment of reflection hologram[J].J.Opt.A:Pure Appl.Opt,2004,6(1):132-136.