BOHDANOWICZ, Leszek. DIRECTIONS OF CHANGE IN THE POLISH TWO-TIER BOARD MODEL. Journal of Positive Management, [S. l.], v. 5, n. 1, p. 21–30, 2014. DOI: 10.12775/JPM.2014.003. Disponível em: https://apcz.umk.pl/JPM/article/view/JPM.2014.003. Acesso em: 8 jul. 2025.