Dumitrescu, G. – F., A. Indrei, I. Poeata, D. Haba, E. A. Agrigoroae, F. Grămadă, and D.-M. Turliuc. “Diagnostic Value of Silver Nitrate Staining for Nucleolar Organizer Regions in Cerebral Astrocytic Tumors”. Romanian Neurosurgery, vol. 17, no. 1, Mar. 2010, pp. 64-72, https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/439.