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Pappu, Sastry V and Changkakoti, Rupak (1990) Performance evaluation of phase holograms recorded in methylene-blue-sensitized dichromated gelatin. In: Photopolymer Device Physics, Chemistry, and Applications, 17-19 Jan. 1990, Los Angeles, CA, USA, pp. 39-46.
Changkakoti, Rupak and Pappu, Sastry V (1989) Methylene blue sensitized dichromated gelatin holograms: a study of their storage life and reprocessibility. In: Journal of the Optical Society of America B, 28 (2). 340 -344.
Changkakoti, Rupak and Pappu, Sastry V (1986) Study on the pH dependence of diffraction efficiency of phase holograms in dye sensitized dichromated gelatin. In: Applied Optics, 25 (5). pp. 798-801.