1. Adams CBT, Chir M, Fearnside MR, et al.: An investigation with serial angiography into the evolution of cerebral arterial spasm following aneurysm. J Neurosurg 49:805–815, 1978
2. af Björkesten G: Arterial aneurysms of the internal carotid artery and its bifurcation. An analysis of 69 aneurysms treated mainly by direct surgical attack. J Neurosurg 15:400–410, 1958
3. Aiba T: [Operative indication and surgical technique of the cerebral aneurysm. 1.] Neurol Med Chir (Tokyo) 16 (6 Part 2):467–478, 1976
4. Aiba T: [Operative procedures of aneurysm of the middle cerebral artery.] Neurol Surg (Tokyo) 3:205–217, 1975
5. Alajouanine T, Le Beau J, Houdart R: La Symptomatologie tumorale des volumineux anévrysmes des artères vertébrales et basi- laires. Rev Neurol (Paris) 80:321–337, 1948