1. Monochromatic and Identifiable Photons Used in Photonuclear Research;Beil;CEN Saclay Note CEA-N-2144,1980
2. Photon tagging, present practice and future prospects;Cardman,1983
3. Linear Polarization of Tagged Bremsstrahlung Radiation;Ahrens;Internal Report of the Max Planck Institut,1982
4. Enhanced linear polarization for tagged photon beams