1. The Molding of Norms and Environments;Scherer,1990
2. ‘What's Up? The transformation of upstream-downstream relationships on Alaska's Kuskokwim river’;Ebbin;Polar Geography,2002
3. Can Today's International System Handle Transboundary Environmental Problems?;Magraw,1990
4. International governance;Young,1994
5. Young O, et al., IDGEC Science Plan. IHDP: Bonn. 1999. p. 100.