TY - BOOK AU - Derman,Andrew B. TI - Protecting oil and gas lien and security interests: use of memorandum of operating agreement and financing statement T2 - Natural Resources Law Section monograph series SN - 0897073150 AV - KF1535.P48 D47 1987 U1 - 346.73/074347.30674 20 PY - 1987/// CY - [Chicago, Ill.], [Tulsa] PB - Section of Natural Resources Law, American Bar Association, National Energy Law & Policy Institute, University of Tulsa, College of Law KW - Bankruptcy KW - United States KW - Local KW - Petroleum law and legislation KW - Priorities of claims and liens KW - Quiebra KW - Estados Unidos KW - Petróleo KW - Legislación N1 - Includes bibliographical references ER -