http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Inside-information-17-06-2013.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/hange-in-the-financial-calendar-for-2017.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/3Q-2007-FINANCIAL-RESULTS-(IFRS)-13-11-2007.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Financial-results-for-3Q-2014.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Financial-results-for-3Q-2017.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Presentations/Pages/2008.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Presentations/Pages/2012.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Presentations/Pages/2013.aspx
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/Presentations/Pages/2015.aspx [View duplicates]
http://www.orlenunipetrol.cz/en/InvestorRelations/archive/RegulatoryAnnouncements/Pages/Acquisition-of-32.445-percent-stake-in-Česká-rafinérská-from-Eni.aspx