TY  - RPRT
TI  - Self-activating System and Method for Alerting When an Object or a Person is Left Unattended
AU  - Edwards, William C.
AU  - Mack, Terry L.
AU  - Modlin, Edward A.
PY  - 2006
UR  - https://ntrs.nasa.gov/citations/20060050055
ID  - 20060050055
ER  -