1. Andrews, A. A., Enriques, L., Renaudin, J., Tomiyasu, U., Spinal intramedullary glioblastoma with intracranial seeding. Neurology (Minneap.)35 (1978), 244?245.
2. Bergonzi, M., Angio-reticulo-glioma esteso a tutto il midollo con siringomielia. Arch. Ital. Istol. Pat.1 (1930), 759.
3. Duffy, P. E., Huang, Y.-Y., Rapport, M. M., Graf, L., Glial fibrillary acidic protein in giant cell tumors of brain and other gliomas. Acta neuropath. (Berl.)52 (1980), 51?57.
4. Eden, K. C., Dissemination of a glioma of the spinal cord in the leptomeninges. Brain61 (1938), 298?310.
5. Fisher, O., �ber ein selten m�chtig entwickeltes Glioma sarcomatodes des R�ckenmarks. Z. Hlk. Abt. path. Anat.22 (1901), 344?352.