TY  - RPRT
TI  - Surface Characterization Through Shape Oscillations of Drops in Microgravity and 1-g
AU  - Robert E Apfel
AU  - R Glynn Holt
AU  - Yuren Tian
AU  - Tao Shi
AU  - Xiao-Yu Zheng
PY  - 1994
UR  - https://ntrs.nasa.gov/citations/19950007806
ID  - 19950007806
ER  -