PISKRZYŃSKA, Katarzyna; CIEŚLAR, Szymon. The efficiency in microenterprises versus the organization of working time . Forum Scientiae Oeconomia, [S. l.], v. 3, n. 4, p. 79–89, 2015. Disponível em: https://ojs.wsb.edu.pl/index.php/fso/article/view/247. Acesso em: 18 sep. 2026.