TY  - RPRT
TI  - An improved robust hierarchical registration algorithm.
AU  - M E Alexander
AU  - G Scarth
AU  - R L Somorjai
PY  - 1997
DO  - 10.1016/s0730-725x(96)00384-0
UR  - https://pubmed.ncbi.nlm.nih.gov/9223052/
ID  - 9223052
ER  -