Catmandu modules to import data from the CrossRef API

 Catmandu::CrossRef provides modules to import data from the CrossRef API.
 .
 The following modules are provided:
  Catmandu::CrossRef
  Catmandu::Importer::CrossRef
 .
 More information on the CrossRef API:
  https://www.crossref.org/documentation/retrieve-metadata/rest-api/
 .
 Catmandu provides a command line client and a Perl API to ease the export (E)
 transformation (T) and loading (L) of data into databases or data file, ETL in
 short.
 .
 Catmandu is specialized in processing, converting, creating library metadata
 from various input sources.
 .
 Catmandu can process: MARC, MAB, XML, Aleph X-services, BagIt, BibTeX, EAD,
 LIDO, JSON Markdown, MODS, OAI-PMH, ORCID, PLoS, PNX, RDF, RIS, SRU, XML, XLS,
 XSD , YAML, Z39.50 and many other formats.