European Spine Society\nEuropean Spinal Deformities Society\nCervical Spine Research Society. European Section. (2003). European Spine Journal. Springer Verlag.
Lua i Stíl Chicago (17ú heag.)European Spine Society\nEuropean Spinal Deformities Society\nCervical Spine Research Society. European Section. European Spine Journal. Heidelberg, Alemanha: Springer Verlag, 2003.
Lua MLA (8ú heag.)European Spine Society\nEuropean Spinal Deformities Society\nCervical Spine Research Society. European Section. European Spine Journal. Springer Verlag, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.