TY  - RPRT
TI  - Purity discrimination: successive vs simultaneous comparison method.
AU  - K Uchikawa
PY  - 1983
DO  - 10.1016/0042-6989(83)90041-x
UR  - https://pubmed.ncbi.nlm.nih.gov/6868381/
ID  - 6868381
ER  -