TY  - RPRT
TI  - Nitrification in biofilters under variable load and low temperature.
AU  - J P Canler
AU  - J M Perret
AU  - F Lengrand
AU  - A Iwema
PY  - 2003
UR  - https://pubmed.ncbi.nlm.nih.gov/12906281/
ID  - 12906281
ER  -