Puren, K. , Drewes, E. , Roos, V. (2007). 'An Exploration of Sense of Place as Informative for Spatial Planning Guidelines: A Case Study of the Vredefort Dome World Heritage Site, South Africa '. World Academy of Science, Engineering and Technology, Open Science Index 4, International Journal of Architectural and Environmental Engineering, 1(4), 42 - 49.