1. Origin and evolution of bioherms in Wenlock Limestone (Silurian) of Shropshire, England;Abbott;Bull. Am. Ass. Petrol. Geol.,1976
2. The geology of the Dinas Cwm-Rheidol hydroelectric tunnel;Adams;Geol. Mag.,1963
3. Llandovery conodonts from the Welsh Borderland;Aldridge;Bull. Br. Mus. nat. Hist. (Geol.),1972
4. The stratigraphic distribution of conodonts in the British Silurian;Aldridge;J. geol. Soc. Lond.,1975
5. Comparison of macrofossil communities and conodont distribution in the British Silurian;Aldridge;Spec. Pap. geol. Ass. Can.,1976