1. Ando, Y., 1958 a: Studies on physodes. 1. Bull. Japan. Soc. Phycol.6, 28?34.
2. ?, 1958 b: Studies on physodes. 2. Bull. Japan. Soc. Phycol.6, 45?50.
3. Ashley, C. A., and N. Feder, 1966: Glycol methacrylate in histopathology. A study of central necrosis of the liver using a water-miscible plastic as embedding medium. Archives of Pathology81, 391?397.
4. Barka, T., and P. J. Anderson, 1963: Histochemistry, Theory, Practice, and Bibleography. Harper, Roe and Co., New York.
5. Berendes, H. D., 1965: Salivary gland function and chromosomal puffing patterns inDrosophila hydei. Chromosoma (Berl.)17, 35?77.