KOCIŃSKI, M. ON LOW-FREQUENCY ESTIMATION OF BID-ASK SPREAD IN THE STOCK MARKET. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 15, n. 2, p. 135–143, 2014. Disponível em: https://qme.sggw.edu.pl/article/view/3677. Acesso em: 14 maj. 2024.