NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources, Melnikov, V. P., & Paepe, R. (2001). Permafrost response on economic development, environmental security and natural resources: Proceedings of the NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources held in Novosibirsk, Russia, 12-16 November 1998. Kluwer Academic Publishers.

NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources, Vladimir P. Melnikov, agus Roland Paepe. Permafrost Response on Economic Development, Environmental Security and Natural Resources: Proceedings of the NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources Held in Novosibirsk, Russia, 12-16 November 1998. Dordrecht: Kluwer Academic Publishers, 2001.

NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources, et al. Permafrost Response on Economic Development, Environmental Security and Natural Resources: Proceedings of the NATO Advanced Research Workshop on Permafrost Response on Economic Development, Environmental Security and Natural Resources Held in Novosibirsk, Russia, 12-16 November 1998. Kluwer Academic Publishers, 2001.