43956 2 113301 document 43956 10.1016@0040-1625(90)90071-3.pdf application/pdf 7db4a599a509a726a81caeaf5a899d99 MD5 2490099 2016-03-21 09:33:15 https://pure.iiasa.ac.at/id/eprint/3364/1/10.1016%400040-1625%2890%2990071-3.pdf 3364 1 1 application/pdf text en public

10.1016@0040-1625(90)90071-3.pdf

accepted