TY  - GEN
AU  - United Nations Environment Programme
PY  - 2022
UR  - https://wedocs.unep.org/handle/20.500.11822/40286
LA  - English
KW  - freshwater
KW  - database
KW  - data quality
KW  - water quality
TI  - Global Water Quality Monitoring - GEMS/Water: A 50 year History
M3  - Communication or other resource
ER  -