Elekta (English Wikipedia)

Winkel, D.; Bol, G. H.; Kroon, P. S.; Van Asselen, B.; Hackett, S. S.; Werensteijn-Honingh, A. M.; Intven MPW; Eppinga WSC; Tijssen RHN; Kerkmeijer LGW; de Boer HCJ; Mook, S.; Meijer, G. J.; Hes, J.; Willemsen-Bosman, M.; De Groot-Van Breugel, E. N.; Jürgenliemk-Schulz, I. M.; Raaymakers, B. W. (September 1, 2019). "Adaptive radiotherapy: The Elekta Unity MR-linac concept". Clin Transl Radiat Oncol. 18: 54–59. doi:10.1016/j.ctro.2019.04.001. PMC 6630157. PMID 31341976.

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Lunsford, L. Dade; Leksell, Dan (1988). "The Leksell System". Modern Stereotactic Neurosurgery. pp. 27–46. doi:10.1007/978-1-4613-1081-5_3. ISBN 978-1-4612-8418-5 – via Springer.
Leksell, Dan (2019). "The Origins and Development of Radiosurgery and the Leksell Gamma Knife". Leksell Radiosurgery. Progress in Neurological Surgery. 34: 1–8. doi:10.1159/000493044. ISBN 978-3-318-06421-6.
Winkel, D.; Bol, G. H.; Kroon, P. S.; Van Asselen, B.; Hackett, S. S.; Werensteijn-Honingh, A. M.; Intven MPW; Eppinga WSC; Tijssen RHN; Kerkmeijer LGW; de Boer HCJ; Mook, S.; Meijer, G. J.; Hes, J.; Willemsen-Bosman, M.; De Groot-Van Breugel, E. N.; Jürgenliemk-Schulz, I. M.; Raaymakers, B. W. (September 1, 2019). "Adaptive radiotherapy: The Elekta Unity MR-linac concept". Clin Transl Radiat Oncol. 18: 54–59. doi:10.1016/j.ctro.2019.04.001. PMC 6630157. PMID 31341976.

Winkel, D.; Bol, G. H.; Kroon, P. S.; Van Asselen, B.; Hackett, S. S.; Werensteijn-Honingh, A. M.; Intven MPW; Eppinga WSC; Tijssen RHN; Kerkmeijer LGW; de Boer HCJ; Mook, S.; Meijer, G. J.; Hes, J.; Willemsen-Bosman, M.; De Groot-Van Breugel, E. N.; Jürgenliemk-Schulz, I. M.; Raaymakers, B. W. (September 1, 2019). "Adaptive radiotherapy: The Elekta Unity MR-linac concept". Clin Transl Radiat Oncol. 18: 54–59. doi:10.1016/j.ctro.2019.04.001. PMC 6630157. PMID 31341976.

Winkel, D.; Bol, G. H.; Kroon, P. S.; Van Asselen, B.; Hackett, S. S.; Werensteijn-Honingh, A. M.; Intven MPW; Eppinga WSC; Tijssen RHN; Kerkmeijer LGW; de Boer HCJ; Mook, S.; Meijer, G. J.; Hes, J.; Willemsen-Bosman, M.; De Groot-Van Breugel, E. N.; Jürgenliemk-Schulz, I. M.; Raaymakers, B. W. (September 1, 2019). "Adaptive radiotherapy: The Elekta Unity MR-linac concept". Clin Transl Radiat Oncol. 18: 54–59. doi:10.1016/j.ctro.2019.04.001. PMC 6630157. PMID 31341976.

Lunsford, L. Dade; Leksell, Dan (1988). "The Leksell System". Modern Stereotactic Neurosurgery. pp. 27–46. doi:10.1007/978-1-4613-1081-5_3. ISBN 978-1-4612-8418-5 – via Springer.