References

Cowan, T. (1988) 
'Megalithic compound ring geometry', in Ruggles (1988), 378-391.

Davis, A. (1983a) 
'The metrology of cup and ring carvings near Ilkley in Yorkshire', Science and Archaeology 25, 13-30.

Davis, A. (1983b)
'Pacing and the megalithic yard', Glasgow Archaeological Journal 10, 7-11.
Download link for this article 

Davis, A. (1986)
'The metrology of stone rows: a reassessment', Glasgow Archaeological Journal 13, 44-53.
Download link for this article 

Davis, A. (1988) 
'The metrology of cup and ring carvings', in Ruggles (1988), 392-422.

Hadingham, E. (1974)
Ancient carvings in Britain, Garnstone Press, London.

Kendall, D.G. (1974)
'Hunting quanta', Philosophical Transactions of the Royal Society of London, 276, 231-266.

MacKie, E.W. and Davis, A. (1989)
'New light on neolithic rock carvings: the petroglyphs at Greenland (Auchentorlie), Dunbartonshire', Glasgow Archaeological Journal, 15, 125-155.
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Morris, R.W.B. (1981)
The prehistoric rock art of southern Scotland, BAR (British Series), 86, Oxford.

Ruggles, C.L.N. (ed.) (1988)
Records in stone. Papers in memory of Alexander Thom, Cambridge University Press, Cambridge.

Tate, G. (1865)
The ancient British sculptured rocks of Northumberland, Alnwick.

Thom, A. (1968)
'The metrology and geometry of cup and ring marks', Systematics, 6, 173-189.

Thom, A. (1969)
'The geometry of cup and ring marks', Transactions of the Ancient Monuments Society, 16 (New Series), 77-87.

Thom, A. and Thom, A.S. (1978)
Megalithic Remains in Britain and Brittany, Oxford University Press, Oxford.

Thom, A. and Thom, A.S. (1988)
'The metrology and geometry of Megalithic Man', in Ruggles (1988), 132-151.