• Reconstructing Late Ordovician carbon cycle variationsPancost, Richard D; Freeman, Katherine H.; Herrmann, Achim D.; Patzkowsky, Mark E.; Ainsaar, Leo; Martma, TõnuGeochimica et cosmochimica acta2013 / p. 433-454 : ill https://doi.org/10.1016/j.gca.2012.11.033 https://www.scopus.com/sourceid/25870 https://www.scopus.com/record/display.uri?eid=2-s2.0-84873125573&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=b&s=DOI%2810.1016%2Fj.gca.2012.11.033%29&sessionSearchId=c42962733a94ae09ac921c72c691ac9c&relpos=0 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GEOCHIM%20COSMOCHIM%20AC&year=2013 https://www.webofscience.com/wos/woscc/full-record/WOS:000315194800025