Karaś P, Walitza A. Polish Commercial Banks’ Efficiency in 2009–2016 under Stress Conditions for Recapitalization. CEEER [Internet]. 2020 Jan. 31 [cited 2026 Jun. 29];(2(21):149-63. Available from: https://ceeer.uek.krakow.pl/index.php/aoc/article/view/1669