fr_document_number,regs_document_id
R1-2017-23590,DOD-2017-OS-0002-0027
R1-2017-23590,DOD-2018-OS-0005-0001
R1-2017-23590,FAR-2017-0002-0002
R1-2017-23590,NASA_FRDOC_0001-0384