TY - GEN TY - GEN T1 - An effective surface approach in solving multiple criteria decision making problems T2 - Memo-stencil / Handelshögskolan vid Åbo Akademi, företagsekonomiska institutionen A1 - Törn, Aimo A., 1938- LA - eng PP - Turku PB - Åbo Swedish University School of Economics YR - 1977 UL - https://kansalliskirjasto.finna.fi/Record/fikka.3668706 SN - 951-648-319-4 nidottu ER -