Δριτσάκης Ν, Κάπαρης Α, Τζιλιλής Δ. An index of efficiency for the Athens Stock Exchange. SPOUDAI [Internet]. 2003 Jul. 19 [cited 2024 Nov. 22];53(3):37-56. Available from: https://spoudai.org/index.php/journal/article/view/437