| skos:altLabel | - OPEC Fund
- Organization of Petroleum Exporting Countries of OPEC
- Mission to OPEC
- OPEC governments
- OPEC members
- OPEC#1960–1975 founding and expansion
- OPEC#1973–1974 oil embargo
- OPEC#Membership
- OPEC#OPEC+_members
- OPEC's
- OPEC+
- Oil and Petroleum Exporting Countries
- Organisation for Petroleum Exporting Countries
- Organisation of Petroleum Exporting Countries
- Organisation of Petroleum exporting countries
- Organisation of the Petroleum Exporting Countries
- Organization of Petroleum Exporting Countries
- Organization of Petroleum-Exporting Countries
- Organization of the Petroleum Exporting Countries
- major oil-exporting country
- oil producing states
- oil suppliers
- oil-exporting countries
- state-owned by OPEC and Russia
- the OPEC
- Organization of the Petroleum Exporting Countries (OPEC)
- Organization of Petroleum Exporting Countries (OPEC)
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