5Olson M E.Synithetic insulation in airtic roadway embankment. Proceedings of the 3rd International Cold Regions Engineering Specialty Conference . 1984
6Gandahl R.Some aspects of the design of roads with boards of plastic foam. Proceedings of 3rd International Conference on Permafrost [ C] . 1978
7Johnson G H.Performance of an insulated roadway on permafrost. Proceedings of the 4th International Conference on Permafrost . 1983
8Li Dongqing, Wu Ziwang, Fang Jianhong, et al. Heat stability analysis of embankment on the degrading permafrost district in the east of the Tibetan Plateau, China [J]. Cold Regions Science and Technology, 1998, 28: 186-188.
9Zarling J P, Connor B, Georing D J. Air duct systems for roadway stabilization over permafrost areas [A]. Permafrost: 4th Int. Conf. Proc. [C]. Washington, D.C.: National Academy Press, 1983. 1 463-1 468.
10Odom William B. Practical application of under slab ventilation system: Prudhoe Bay case study [A]. Permafrost: 4th Int. Conf. Proc. [C]. Washington, D.C.: National Academy Press, 1983. 940-944.