References
- Johanson, Curt (1954) The central veins and deep dural sinuses of the brain. Acta radiol
- Krayenbuhl, H. and Yasargil, M. G. (1957) Die vaskularen Erkrankungen im Gebiet der Arteria vertebralis und Arteria basialis, Georg Thieme, Stuttgart
- Lindbom, A. (1950) Arteriosclerosis and arterial thrombosis in the lower limb. A roentgenological study. Acta radiol
- Lofgren, Olov F. (1958) Vertebral angiography in the diagnosis of tumors in the pineal region. Acta radiol, 50, p. 108.
- Namin, Pierre (1955) L'arteriographie vertebrale, G. Doin, Paris
- Pernkopf, Eduard (1957) Topographische Anatomie, 4, p. 1. Halfte, Urban & Schwarzenberg, Wien