Authors: Scarpa, R Willis, K Garrod, G

Citation: R. Scarpa et al., Estimating benefits for effective enforcement of speed reduction from dichotomous-choice CV - The case of rural trunk roads, ENVIRON R E, 20(4), 2001, pp. 281-304

Authors: Tipple, G Korboe, D Garrod, G Willis, K

Citation: G. Tipple et al., Housing supply in Ghana: A study of Accra, Kumasi and Berekum, PROG PLANN, 51, 1999, pp. 253

Authors: Tipple, AG Korboe, D Willis, K Garrod, G

Citation: Ag. Tipple et al., Who is building what in urban Ghana? Housing supply in three towns, CITIES, 15(6), 1998, pp. 399-416