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- an investigation of 1 Corinthians 1.18 - 3.20 against the background of Jewish sapiential traditions in the Greco-Roman periodLanham [u.a.] : Univ. Press of America, 1984
- a study of an Old Testament theme, its development withing early Judaism and its impact on early ChristianityÅbo, 1986 [erschienen] 1987