1. Bornstein, M. B.: Reconstituted rat tail collagen used as substrate for tissue cultures on coverslips in Maximow slides and roller tubes. Lab. Invest.7, 134?137 (1958).
2. Diezel, P. B., Rottmann, E.: Histochemische Untersuchungen an Rosenthalschen Fasern in Ependymgranulationen und im Spongioblastom. Dtsch. Z. Nervenheilk.177, 222?234 (1958).
3. Fotakis, N. S.: Zur Histochemie der Rosenthalschen Fasern. Dtsch. Z. Nervenheilk.182, 445?454 (1961).
4. Gluszcz, A.: Histological and histochemical study of gliomas with special reference to their vascular stroma (Polish). Lódzkie Tow. Nauk. Wydz. IV, No. 47, Lód?, 1?72 (1963a).
5. ? Histologic features of immature supratentorial gliomas (glioma immaturum). Pol. med. J.3, 655?668 (1963b).