TY  - GEN
AU  - United Nations Environment Programme
PY  - 2012
UR  - https://wedocs.unep.org/handle/20.500.11822/32428
LA  - English
KW  - urban environment
KW  - environmental performance
KW  - city
TI  - Working Paper: Framework Elements for Assessing Urban Environmental Performance
M3  - Communication or other resource
ER  -