TY  - RPRT
TI  - New concept for the variable flow rate Andersen cascade impactor and calibration data.
AU  - S C Nichols
AU  - D R Brown
AU  - M Smurthwaite
PY  - 1998
UR  - https://pubmed.ncbi.nlm.nih.gov/10180726/
ID  - 10180726
ER  -