1. The use of bismuth as an electron stain for nucleic acids;Albersheim;J. Cell Biol.,1963
2. Electron microscope observations on mitotic chromosomes;Barnicot;Quart. J. Microsc. Sci.,1965
3. Die genetischen Grundlagen der Zelldifferenzierung;Becker;Naturwissen-schaften,1964
4. Ultrastructural aspects of the normal and pathological nucleolus in mammalian cells;Bernhard;Natl. Cancer Inst. Monogr.,1965
5. A new staining procedure for electron microscopical cytology;Bernhard;J. Ultrastruct. Res.,1969