Iordache, A., M. Cosman, A. Şt. Iencean, Z. Fayad, and I. Poeată. “The Foramen Magnum Meningioma: 3 Consecutive Cases With Particular Association With Multiple Aneurysms”. Romanian Neurosurgery, vol. 18, no. 4, Dec. 2011, pp. 491-8, https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/619.