5Miller, M.. The elusive green background: Raymond Unwin and the Greater London Regional Plan[J]. Planning Perspectives, 1989,(4): 15-44.
6Toft, D.. Green belt and the urban fringe [J]. Built Environment, 1995, 21(1): 54-59.
7Zube, E@H. Greenways and the US National Park System[J]. Landscape and Urban Planning, 1995, 33: 17-25.
8Ahern, J. Greenways as a planning stategy[J]. Landscape and Urban Planning, 1995, 33: 131-155.
9Fabos, J @G.. Introduction and overview: the greenway movement, uses and potentials of greenways[J]. Landscape and Urban Planning, 1995, 33: 1-13. 2: 8-11.
10Searns, R@M. The evolution of greenways as an adaptive urban landscape form[J]. Landscape and Urban Planning, 1995, 33: 65-80.