Kneif, D., Downing, M., Ashcroft, G. P., Gibson, P., Knight, D., Ledingham, W., & Hutchison, J. (2005). Peri-acetabular radiolucent lines: Inter- and intra-observer agreement on post-operative radiographs. Springer-Verlag.

Kneif, D., M. Downing, G. P. Ashcroft, P. Gibson, D. Knight, W. Ledingham, ja J. Hutchison. Peri-acetabular Radiolucent Lines: Inter- and Intra-observer Agreement On Post-operative Radiographs. Springer-Verlag, 2005.

Kneif, D., et al. Peri-acetabular Radiolucent Lines: Inter- and Intra-observer Agreement On Post-operative Radiographs. Springer-Verlag, 2005.