citationsarrayrequired
Bluebook citations to resolve, e.g. ['42 U.S.C. 1983', '16 C.F.R. 444.1', 'Cal. Civ. Code 1950.5']. Duplicates are collapsed; at most 50 distinct citations per call. A pinpoint such as '42 U.S.C. 1983(b)(2)' resolves to the parent section and is echoed back in subsection.
