1. Abelson PH (1966) Chemical events on the primitive earth. Proc Natl Acad Sci USA 55: 1365–1375. See also: Abelson PH (1965–1966) Paleobiochemistry: inorganic synthesis of amino acids. Carnegie Inst Wash Yearbook 55: 171–174
2. Andrawes FF, Gibson EK Jr (1979) Inorganic gases and volatile element abundances and distributions in extraterrestrial and terrestrial materials. Am Mineral 64: 453–463
3. Biemann K (1972) In situ synthesis during organic analysis of lunar samples. Space Life Sci 3: 469–473
4. Chang S, Smith JW, Kaplan I, Lawless J, Kvenvolden KA, Ponnamperuma C (1970) Carbon compounds in lunar fines from Mare Tranquillitatis—IV. Evidence for oxides and carbides. Proc Apollo 11 Lunar Sci Conf, Geochim Cosmochim Acta, Suppl 1, 2: 1857–1869
5. Cheronis ND, Entrikin JB (1957) Semimicro qualitative organic analysis. The systematic identification of organic compounds. Interscience Publishers, New York and London, pp 229–230, 389