TY  - RPRT
TI  - User documentation for the MSK and OMS intelligent tutoring systems
AU  - Fink, Pamela K.
AU  - Herren, L. Tandy
AU  - Lincoln, David T.
PY  - 1991
UR  - https://ntrs.nasa.gov/citations/19910023509
ID  - 19910023509
ER  -