Quellen: Prüfungsbericht KfW 1981, Anlage 11 Interner Fortschrittsbericht GD XVIII, Oktober 1985 Projektstandsbericht der CVRD, Januar 1936 ###>Sources: KfW auditors' report 1981, annex 11 Internal progress report DG XVII I, October 1985 Project report from CVRD, January 1986