Hedges, J.Oades, J.2007-05-102007-05-101997Organic Geochemistry, 1997; 27(7-8):319-3610146-6380http://hdl.handle.net/2440/27407enComparative organic geochemistries of soils and marine sedimentsJournal article003000264610.1016/s0146-6380(97)00056-966652