1. S. Inoué , in Handbook of Biological Confocal Microscopy , ed. J. B. Pawley , Springer , New York , 3rd edn, 2006 , pp. 1–20
2. W. Denk , D. W.Piston and W. W.Webb , in Handbook of Biological Confocal Microscopy , ed. J. B. Pawley , Springer , New York , 3rd edn, 2006 , pp. 535–549
3. S. W. Paddock , T. J.Fellers and M. W.Davidson , Introductory Confocal Concepts, https://www.microscopyu.com/techniques/confocal
4. D. W. Piston , T. J.Fellers and M. W.Davidson , Multiphoton Microscopy, https://www.microscopyu.com/techniques/multi-photon/multiphoton-microscopy
5. Water-Soluble Quantum Dots for Multiphoton Fluorescence Imaging in Vivo