Best practice guidance for effective methane management in the oil and gas sector :  Monitoring, reporting and verification (MRV) and mitigation / 
United Nations Economic Commission for Europe. 
 - Geneva :  United Nations ;  2019-. 
 - xviii, 70 pages :  tables, figures ;  30 cm. 
<br/><br/><label>ISBN: </label>978-92-1-117217-1 
<br/><br/><label>ISSN: </label>1014-7225