Palynological evidence for the age and provenance of the Lower Old Red Sandstone from the Apley Barn Borehole, Winey, Oxfordshire.
Reference:
Richardson,J.B. et al. (1978)
Palynological evidence for the age and provenance of the Lower Old Red Sandstone from the Apley Barn Borehole, Winey, Oxfordshire. Proceedings of the Geologists' Association
Vol. 90 # 1 P. 27- 42