Piórkowska, Katarzyna. 2016. “Research in Strategic Management – Reflections on Multidimensional Constructs, Mixed Methods Research and Multi-Level Research”. Krakow Review of Economics and Management Zeszyty Naukowe Uniwersytetu Ekonomicznego W Krakowie, no. 6(954) (December): 111-29. https://doi.org/10.15678/ZNUEK.2016.0954.0607.