Moull, M., Martin, J., Newman, T., Jeffery, A., Bartholomew, J., Wells, J., & Reid, M. Spectroscopy, crystal-field, and transition intensity analyses of the C3v(O2−) centre in Er3+ doped CaF2 crystals. Elsevier.
Chicago Style (17th ed.) CitationMoull, M.D, J.B.L Martin, T.G.M Newman, A.L Jeffery, J.G Bartholomew, J.-P.R Wells, and M.F Reid. Spectroscopy, Crystal-field, and Transition Intensity Analyses of the C3v(O2−) Centre in Er3+ Doped CaF2 Crystals. Elsevier.
MLA (9th ed.) CitationMoull, M.D, et al. Spectroscopy, Crystal-field, and Transition Intensity Analyses of the C3v(O2−) Centre in Er3+ Doped CaF2 Crystals. Elsevier.
Warning: These citations may not always be 100% accurate.