Palynomorph distribution and depositional environments in the Glen Rose Formation (Lower Cretaceous) Somervell County, Texas.
Reference:
Kessler,L.G.I. (1968)
Palynomorph distribution and depositional environments in the Glen Rose Formation (Lower Cretaceous) Somervell County, Texas. Transactions of the Gulf Coast Association of Geological Societies
Vol. 18 P. 208- 221