1. Ben-Akiva, M.E. and S.R. Lerman, 1985, Discrete choice analysis: Theory and application to travel demand (MIT Press. Cambridge, MA).
2. Broom, D. and N. Wrigley, 1983, Incorporating explanatory variables into stochastic panel-data models of urban shopping behaviour, Urban Geography 4, 244–257.
3. Chamberlain, G., 1980, Analysis of covariance with qualitative data, Review of Economic Studies 47, 225–238.
4. Cox, D.R. and D.O. Oakes, 1984, Analysis of survival data (Chapman and Hall, London).
5. Cresswell, P., 1988, Beta-logistic and Dirichlet-logistic models of urban shopping behaviour: Theory and applications, MSc dissertation (Department of Town Planning, University of Wales, Cardiff).