TY  - RPRT
TI  - Experimental Techniques Verified for Determining Yield and Flow Surfaces
AU  - Lerch, Brad A.
AU  - Ellis, Rod
AU  - Lissenden, Cliff J.
PY  - 1998
UR  - https://ntrs.nasa.gov/citations/20050177211
ID  - 20050177211
ER  -