1. Aitkenhead , N. Chisholm , J. I. 1982 A standard nomenclature for the Dinantian formations of the Peak District of Derbyshire and Staffordshire Rep. Inst. Ceol. Sci., No. 8218
2. Viséan lower Yoredale limestones on the Alston and Askrigg Blocks and the base of the D2 Zone in northern England;Burgess;Proc. Yorks. Geol. Soc,1976
3. Chisholm , J. I. Mitchell , M. Strank , A. R. E. Cox , F. C. Harrison , D. J. 1983 A revision of the stratigraphy of the Asbian and Brigantian limestones of the area west of Matlock, Derbyshire Rep. Inst. Geol. Sci., No. 83/10
4. Woo Dale Borehold near Buxton Derbyshire;Cope;Nat. Phys. Sci.,1973
5. A recent deep borehole near Eyam, Derbyshire;Dunham;Nat. Phy. Sci.,1973