Kompa, K. and Witkowska, D. (2010) “COMPARISON OF THE OPEN INVESTMENT FUNDS EFFICIENCY AT BULL AND BEAR MARKETS”, Acta Scientiarum Polonorum. Oeconomia, 9(3), pp. 169–180. Available at: https://aspe.sggw.edu.pl/article/view/700 (Accessed: 3 May 2024).