TY  - RPRT
TI  - Workshops.
AU  - H Creighton
AU  - C Armington
PY  - 1968
DO  - 10.1016/0020-7489(68)90046-1
UR  - https://pubmed.ncbi.nlm.nih.gov/5191563/
ID  - 5191563
ER  -