Hassler, O.: Morphological studies on the large cerebral arteries, with reference to the aetiology of subarachnoid haemorrhage. Acta psychiat. scand. suppl.,154: 1, 1961.
2.
Forbus, W.D. : On the origin of miliary aneurysms of the superficial cerebral arteries. Bull. Johns Hopkins Hosp.,47: 239, 1930.
3.
Glynn, L.E.: Medial defects in the circle of Willis and their relation to aneurysm formation . J. Path. & Bact.,51: 213, 1940.
4.
Carmichael, R.: The pathogenesis of non-inflammatory cerebral aneurysms. J. Path. & Bact.,62: 1, 1950.
5.
Krauland, W.: Die Aneurysmen der Schlagadern am Hirn- und Schädelgrund und der grossen Rückenmarkschlagadern. Handbuch der speziellen pathologischen Anatomie und Histologie, edited by O. Lubarsch, F. Henke, and R. Rössle, Vol. 13, Part 1, p. 1511. 1957.
6.
Stehbens, W.E. : Medial defects of the cerebral arteries of man. J. Path. & Bact.,78: 179, 1959.
7.
Nevin, S., AND Williams, D.: The pathogenesis of multiple aneurysms. Lancet,2: 955, 1937.
8.
Zink, K.H.: Sondervorrichtungen an den Kranzgefässen. Klin. Wchnschr.,20: 1032, 1941.
9.
Rotter, W., Wellmer, H.K., Hinrichs, G., AND Müller, W.: Zur Orthologie und Pathologie der Polsterarterien (sog. Verzweigungsund Stornpolster) des Gehirns. Beitr. path. Anat.,115: 253, 1955 .
10.
Hassler, O. : Physiological intima cushions in the large cerebral arteries of young individuals. Acta path. et microbiol. scand.,55: 19, 1962.
11.
Hassler, O. : A systematic investigation of the physiological intima cushions associated with the arteries in five human brainsActa Soc. med. upsal.,67: 35, 1962.
12.
Spencer, H.: Pathology of the Lung. Pergamon Press, New York, 1962.