Ekonometri--I: Giris (Econometrics--I: Introduction) Selim İlkin; Ilhan Ugurel; Halil Dirimtekin Econometrica 1972 40(4), 788
Ekonometrinin Ekonomik Problemlerin Cozumundeki Rolu (The Role of Econometrics in the Solution of Economic Problems) Selim İlkin; Ilhan Ugurel; Sedat Akalin Econometrica 1972 40(4), 788
Ekonometrik Bir Deneme: Teori ve Turk Ekonomisine Uygulama (An Econometric Essay: Theory and Application to the Turkish Economy) Selim İlkin; Ilhan Ugurel; Tuncer Bulutay Econometrica 1972 40(4), 789
Ekonometrik Modeller ve Turk Ekonomisi Icin Bir Deneme (Econometric Models and an Attempt for the Turkish Economy) Selim İlkin; Ilhan Ugurel; Dr. Ugur Korum Econometrica 1972 40(4), 789