1. Capillary gas chromatography of metal—porphyrin complexes
2. Ph. D. Thesis Univ. of Bristol, U.K. (1984) pp. 9-34.
3. Ph. D. Thesis Univ. of Bristol, U.K. (1989) pp. 11-15.
4. and Abstract of papers. 186th ACS National Meeting 28th August-2d Sept. 1983, Washington, DC Division of Geochemistry, abstract GEO 29.
5. Mass spectrometry of geoporphyrins