1. Bru D, Seifert R, Calzaferri G (1999) Quantum-sized silver sulfide clusters in zeolite A. Exposure 103(31):7–9
2. Calzaferri, G., Leiggener, C., Glaus, S., Schürch, D., & Kuge, K (2003). The electronic structure of Cu+, Ag+, and Au+ zeolites. doi: 10.1039/b108571a
3. Campion, A., Kambhampati, P., Campion, A., & Harris, C. (1998). Surface-enhanced Raman scattering, 27, 241–250
4. Chougale, U. M., Han, S. H., Rath, M. C., & Fulari, V. J. (2013). Synthesis, characterization and surface deformation study of nanocrystalline Ag2Se thin films, 17, 47–58
5. Ch. Baerlocher and L.B. McCusker, Database of zeolite structures: http://america.iza-structure.org/IZA-SC/ftc_fw.php?STC=FAU