TY  - RPRT
TI  - Sparse 2-d arrays for 3-D phased array imaging--experimental validation.
AU  - Andreas Austeng
AU  - Sverre Holm
PY  - 2002
DO  - 10.1109/tuffc.2002.1026020
UR  - https://pubmed.ncbi.nlm.nih.gov/12201455/
ID  - 12201455
ER  -