1. Cairns , J. A. 1983 The demand for Scottish football 1971-80 University of Aberdeen, Department of Political Economy Discussion Paper 83-05
2. Noll , R. G. 1974 Attendance and price setting. In Noll, R. G. (Ed.) Government and the sports business , Washington, D.C., Brookings
3. The effect of weather on sport;Thornes;Weather,1977