RT Monograph SR 00 A1 Greene, O.J. T1 On Verifiability, and How It Could Matter for International Environmental Agreements YR 1994 FD 1994-11 SP 44 PB WP-94-116 PP IIASA, Laxenburg, Austria AV Published LK https://pure.iiasa.ac.at/id/eprint/4096/