$丹博里原油(DNR)$ 8-K - Current report Filed: 2016-04-20 AccNo: 0000945764-16-000102 Size: 2 MBItem 1.01: Entry into a Material Definitive AgreementItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a RegistrantItem 9.01: Financial S 网页链接