1. Paleobiochemistry;Abelson;Scientific American,1956
2. The total amino acid content of fossil pectin shells;Akiyama;Proceedings of the National Academy of Science of the United States of America,1970
3. Fossil proteins in vertebrate calcified tissues;Armstrong;Philosophical Transactions of the Royal Society of London, Biological Sciences,1983
4. Immunological detection of hemoglobin in bones of ancient Roman times and of Iron and Eneolithic ages;Ascenzi;Proceedings of the National Academy of Science of the United States of America,1985
5. Problems of reproducibility. Does geologically ancient DNA survive in amber-preserved insects?;Austin;Proceedings of the Royal Society of London, Biological Sciences,1997