Release of sulfur- and oxygen-bound components from a sulfur-rich kerogen during simulated maturation by hydrous pyrolysis - Putschew, A.; Schaeffer-Reiss, C.; Schaeffer, P.; Koopmans, M.P.; De Leeuw, J.; Lewan, M.; Sinninghe, Damste; Maxwell, J.R. (Organic Geochemistry, 1998)