TY - GEN AU - Liu,Jia-xin AU - Wang,Zhi-qiang AU - Li,Guo-feng AU - Wang,Ning-hui TI - Acoustic method for obtaining the pressure reflection coefficient using a half-wave layer SN - 1874-9968 PY - 2011///0217 N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/j.ultras.2010.11.001 ER -