TY - STD AU - Morin S., Yan N. PY - 2008// TI - Variations in NOx processing revealed by nitrate oxygen isotopes N1 - exported from refbase (http://publi.ipev.fr/polar_references/show.php?record=4936), last updated on Fri, 17 Apr 2009 12:02:46 +0200 ID - MorinS.2008 ER -