TY  - RPRT
TI  - A software toolkit for hierarchical task analysis.
AU  - A Bass
AU  - J Aspinall
AU  - G Walters
AU  - N Stanton
PY  - 1995
DO  - 10.1016/0003-6870(95)00004-v
UR  - https://pubmed.ncbi.nlm.nih.gov/15677013/
ID  - 15677013
ER  -