http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Inside-information-22-04-2010.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Inside-information-27-07-2009.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Inside-information-29-07-2010.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Inside-information-22-10-2009.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Finacial-results/Financial-Reports/Pages/2011.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Finacial-results/Financial-Reports/Pages/2012.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Finacial-results/Financial-Reports/Pages/2015.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Finacial-results/Financial-Reports/Pages/2017.aspx