Aromatized arborane/fernane hydrocarbons as molecular indicators of floral changes in Upper Carboniferous/Lower Permian strata of the Saar-Nahe Basin, southwestern Germany.
Reference:
Vliex,M. et al. (1994)
Aromatized arborane/fernane hydrocarbons as molecular indicators of floral changes in Upper Carboniferous/Lower Permian strata of the Saar-Nahe Basin, southwestern Germany. Geochimica et Cosmochimica Acta
Vol. 58 # 21 P. 4689- 4702