Balasa, D., G. Butoi, R. Baz, and A. Hancu. “Traumatic Extradural Lumbar Haematoma Due to a Pathological Metastatic Vertebral Body Fracture L3: Case Report and Review of the Literature”. Romanian Neurosurgery, vol. 30, no. 2, June 2016, pp. 237-40, https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/905.