Authors:
Pancost, RD
Freeman, KH
Patzkowsky, ME
Wavrek, DA
Collister, JW
Citation: Rd. Pancost et al., Molecular indicators of redox and marine photoautotroph composition in thelate Middle Ordovician of Iowa, USA, ORG GEOCHEM, 29(5-7), 1998, pp. 1649-1662