TY  - RPRT
TI  - Image processing: some challenging problems.
AU  - T S Huang
AU  - K Aizawa
PY  - 1993
DO  - 10.1073/pnas.90.21.9766
UR  - https://pubmed.ncbi.nlm.nih.gov/8234312/
ID  - 8234312
ER  -