1. Bradley, D. E.:Evaporated carbon film for use in electron microscopy. Brit. J. Appl. Phys. 5: 65, 1954.
2. Bradley, D. E.:A study of the division of Saccharomyces cerevisiae using carbon replica. Proc. Stockholm Conf. of Electron Microscopy, 1956.
3. Bradley, D. E.:A technique for the examination of a single specimen in both light and electron microscopes using carbon films. Mikroskopie 12: 257, 1957.
4. Bradley, D. E., Williams, D. J.:An electron microscope study of the spores of some species of the genus Bacillus using carbon replicas. J. gen. Microbiol. 17: 75, 1957.
5. Hillier, J., Kurkjian, A.:On the artefacts produced by the use of distilled water as an intermediate medium in the mounting of bacterial specimens for the electron microscope. J. Appl. Phys. 16: 264, 1944.