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Brönnimann, S; Lehmann, T; Griesser, T; Ewen, T; Grant, A; Bleisch, R (2008). Can we reconstruct Arctic sea ice back to 1900 with a hybrid approach? Climate of the Past Discussions, 4(4):955-979.
Dietl, H; Trinkner, U; Bleisch, R (2005). Liberalization and regulation of the Swiss letter market. In: Crew, M A; Kleindorfer, P R. Regulatory and Economic Challenges in the Postal and Delivery Sector. Boston, Mass.: Kluwer Academic Publishers, 53-72.