TY  - RPRT
TI  - Foldable Instrumented Bits for Ultrasonic/Sonic Penetrators
AU  - Bar-Cohen, Yoseph
AU  - Badescu, Mircea
AU  - Iskenderian, Theodore
AU  - Sherrit, Stewart
AU  - Bao, Xiaoqi
AU  - Linderman, Randel
PY  - 2010
UR  - https://ntrs.nasa.gov/citations/20100009656
ID  - 20100009656
ER  -