2008

1. Kohls, N. and Walach, H. (2008) Validating four standard scales in spiritually practicing and non-practicing samples using propensity score matching. European Journal of Psychological Assessment. 24, pp. 165-173. 1015-5759.
2. Luke, D. P., Roe, C. A. and Davison, J. (2008) Testing for forced-choice precognition using a hidden task: two replications. Joint Annual Convention of the Parapsychological Association (51st) & The Incorporated Society for Psychical Research (32nd), Winchester, 13-17 August 2008. Winchester: Parapsychological Association.
3. Luke, D. P., Roe, C. A. and Davison , J. (2008) Testing for forced-choice precognition using a hidden task: two replications. 4th Psi Meeting: Parapsychology and Psychology, Curitiba, Brazil, 10-13 July 2008. Curitiba, Brazil: Parapsychological Association.

2007

1. Gϋthlin, C. and Walach, H. (2007) MOS SF-36: structural equation modelling to test the construct validity of the second-order factor structure. European Journal of Psychological Assessment. 23(1), pp. 15-23. 1015-5759.