"Petroleum law and legislation." . . "Joint ventures Law and legislation Great Britain." . . "Gas industry." . . "Dispute resolution (Law)" . . "Oil industries." . . "Natural gas." . . "License agreements." . . "Joint ventures." . . "Joint ventures Law and legislation." . . "Petroleum industry and trade." . . . . . . . . . . . . . . . . . "Joint operating agreements : a practical guide"@en . "Joint operating agreements : a practical guide" . . "Joint operating agreements a practical guide"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Petroleum law and legislation Great Britain." . . "License agreements Great Britain." . . "Oil and gas leases." . . "Great Britain." . . "Offshore oil well drilling Law and legislation." . . . . "Offshore oil well drilling Law and legislation Great Britain." . . "Contracts." . .