All abstracts by David T. Johnston at Goldschmidt 2004
| (2004) Using 33S to Differentiate Biotic and Abiotic Suflur Isotope Signatures Johnston D, Farquhar J, Wing B, Canfield D & Habicht K | 
| (2004) Significance of Archean D36S/D33S Farquhar J, Johnston D, Wing B, Calvin C & Condie K | 

