1. Angervall, L., Hellerström, C., Hellman, B.: Development of the endocrine pancreas of rats as manifested by the appearence of argyrophilia and granulation. Path. et Microbiol. 25, 389–399 (1962).
2. Arnold, M.: Die quantitative Erfassungsgrenze in der Histochemie. Histochemie 9, 181–188 (1967).
3. —: Histochemie. Einführung in Grundlagen und Prinzipien der Methoden. Berlin-Heidelberg-New York: Springer 1968.
4. Bangle, R., Jr.: Gomori's paraldehyde-fuchsin stain. I. Physicochemical and staining properties of the dye. J. Histochem. Cytochem. 2, 291–299 (1954).
5. —: Factors influencing the staining of beta-cell granules in pancreatic islets with various basic dyes, including paraldehyde-fuchsin. Amer. J. Path. 32, 349–362 (1956).