Borowski, Krzysztof. β€œAn Analysis of Selected Seasonal Rates of Return on the Silver Market from 30.10.2003 to 31.12.2013”. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, no. 1(937) (November 18, 2015): 5–26. Accessed November 22, 2024. https://krem.uek.krakow.pl/index.php/krem/article/view/461.