TY  - RPRT
TI  - Silhouette.
AU  - A Coppes-Zantinga
PY  - 1999
DO  - 10.1002/(sici)1096-911x(199910)33:4<411::aid-mpo16>3.0.co;2-m
UR  - https://pubmed.ncbi.nlm.nih.gov/10491555/
ID  - 10491555
ER  -