TY  - RPRT
TI  - FACTOR ANALYTIC VS CLASSICAL METHODS OF FITTING INDIVIDUAL CURVES.
AU  - R P MCDONALD
PY  - 1965
DO  - 10.2466/pms.1965.20.1.270
UR  - https://pubmed.ncbi.nlm.nih.gov/14286534/
ID  - 14286534
ER  -