1. Anisimov OA, Reneva SA (2006) Permafrost and changing climate: the Russian perspective. Ambio 35(4):169–175
2. Burgess MM, Smith SL (2003) 17 years of thaw penetration and surface settlement observations in permafrost terrain along the Norman Wells pipeline, Northwest Territories, Canada. In: Phillips M, Springman SM, Arenson LU (eds) Permafrost: proceedings of the 8th international conference on permafrost, pp 107–112
3. Canadian Standards Association (2010) Technical guide-infrastructure in permafrost: a guideline for climate change adaptation. Rep Plus 401:1–10
4. Cheng GD (1982) Divided on the high-altitude permafrost in China. J Glaciol Geocryol 4:1–17
5. Cheng GD (2005) A roadbed cooling approach for the construction of Qinghai–Tibet Railway. Cold Reg Sci Technol 42:169–176