R, D., L, B., K, M., & K, S. (1981). Malignant gliomas - glioblastoma multiforme and astrocytoma III-IV with extracranial metastases. Report of two cases. Acta neurochirurgica, 57(1-2), 99. https://doi.org/10.1007/BF01665120
Chicago Style (17th ed.) CitationR, Dietz, Burger L, Merkel K, and Schimrigk K. "Malignant Gliomas - Glioblastoma Multiforme and Astrocytoma III-IV with Extracranial Metastases. Report of Two Cases." Acta Neurochirurgica 57, no. 1-2 (1981): 99. https://doi.org/10.1007/BF01665120.
MLA (9th ed.) CitationR, Dietz, et al. "Malignant Gliomas - Glioblastoma Multiforme and Astrocytoma III-IV with Extracranial Metastases. Report of Two Cases." Acta Neurochirurgica, vol. 57, no. 1-2, 1981, p. 99, https://doi.org/10.1007/BF01665120.