found: His Theorie der juristischen ... 1978:t.p. (Robert Alexy)
found: GFR 78-A(Robert Alexy)
found: Metatheorie juristischer Argumentation, c1983:t.p. (Robert Alexy) p. 253 (Dr., Juristisches Seminar d. Georg-August-Univ., Göttingen)
found: His A theory of legal argumentation, 1989:CIP t.p. (Robert Alexy) pub. info. (Robert Werner Alexy; prof. of public law & legal philos., Christian-Albrechts Univ., Kiel, W. Ger.)
found: His Begriff und Geltung des Rechts, c1992:t.p. (Robert Alexy) p. 2 (b. 1945)