TY  - JOUR
A1  - Choi, S 
A1  - Kubichek, R 
A1  - Cupal, J 
T1  - Wave Propagation in Plugged Boreholes.
N1  - R825549C059
JF  - JOURNAL OF GEOPHYSICAL RESEARCH
J1  - J GEOPHYS RES
ER  -