Ostrom, Nathaniel E <br/><br/>
Preliminary assessment of stable nitrogen and oxygen isotopic composition of USGS51 and USGS52 nitrous oxide reference gases and perspectives on calibration needs.  [electronic resource] 

 -  Rapid communications in mass spectrometry : RCM  Aug 2018 
 - 1207-1214 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1097-0231 
<br/><br/><label>Standard No.: </label>10.1002/rcm.8157  doi