1. Adedayo A (2007) Socio-spatial transformations and the urban fringe landscape in developing countries. Presented Paper at United Nation University Institute For Environment And Human Security (UNU-UHS) Summer Academy On Social Vulnerability and Resilience Building In Mega city. Munich, Germany
2. Adell G (1999) Theories and models of the peri-urban interface: a changing conceptual landscape. Draft Report, Development Planning Unit, University College, London. http://www.ucl.ac.uk/dpuprojects/drivers_urb_change/urb_economy/pdf_Urban_Rural/DPU_PUI_Adell_THEORIES_MODELS.pdf
3. Audirac I (1999) Unsettled views about the fringe: rural-urban or urban-rural frontiers?
4. Bah M et al (2003) Changing rural–urban linkages in Mali, Nigeria and Tanzania. Env&Urbanization, 15 (1): 13–24
5. Blizzard SW Anderson WF (1952) Problems in rural-urban fringe research: conceptualization and delineation. Pennsylvania State College, School of Agriculture, Agricultural Experiment Station