Rutten, S., Vriend, C., van den Heuvel, O. A., Smit, J. H., Berendse, H. W., & van der Werf, Y. D. (2012). Bright Light Therapy in Parkinson's Disease: An Overview of the Background and Evidence. Hindawi Publishing Corporation.

Rutten, Sonja, Chris Vriend, Odile A. van den Heuvel, Jan H. Smit, Henk W. Berendse, ja Ysbrand D. van der Werf. Bright Light Therapy in Parkinson's Disease: An Overview of the Background and Evidence. Hindawi Publishing Corporation, 2012.

Rutten, Sonja, et al. Bright Light Therapy in Parkinson's Disease: An Overview of the Background and Evidence. Hindawi Publishing Corporation, 2012.