TY  - RPRT
TI  - Magnitude estimation: issues and practical applications.
AU  - L Sennott-Miller
AU  - C Murdaugh
AU  - A S Hinshaw
PY  - 1988
DO  - 10.1177/019394598801000405
UR  - https://pubmed.ncbi.nlm.nih.gov/3188501/
ID  - 3188501
ER  -