KRĘŻOŁEK, Dominik. Testing Day of the Week Effect on Precious Metals Market. Dynamic Econometric Models, [S. l.], v. 18, p. 81–97, 2018. DOI: 10.12775/DEM.2018.005. Disponível em: https://apcz.umk.pl/DEM/article/view/DEM.2018.005. Acesso em: 8 jul. 2025.