TY  - RPRT
TI  - User's Manual for the National Water-Quality Assessment Program Invertebrate Data Analysis System (IDAS) Software: Version 3
AU  - Thomas F. Cuffney
PY  - 2003
DO  - 10.3133/ofr03172
UR  - https://pubs.usgs.gov/publication/ofr03172
ID  - ofr03172
ER  -