JACKOWICZ, Krzysztof; MIELCARZ, Paweł. The Impact of Investment on Operational Performance during the Recent Crisis. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, Krakow, n. 2(938), p. 31–43, 2015. DOI: 10.15678/ZNUEK.2015.0938.0203. Disponível em: https://krem.uek.krakow.pl/index.php/krem/article/view/473.. Acesso em: 20 sep. 2024.