Bromley, Rosemary D. F.; Thomas, Colin J. (24 May 1988). "Retail Parks: Spatial and Functional Integration of Retail Units in the Swansea Enterprise Zone". Transactions of the Institute of British Geographers. 13 (1): 4–18. doi:10.2307/622771. JSTOR622771.
Bromley, Rosemary D. F.; Thomas, Colin J. (24 May 1988). "Retail Parks: Spatial and Functional Integration of Retail Units in the Swansea Enterprise Zone". Transactions of the Institute of British Geographers. 13 (1): 4–18. doi:10.2307/622771. JSTOR622771.