TY  - RPRT
TI  - Integrating contours within and through depth.
AU  - R F Hess
AU  - A Hayes
AU  - F A Kingdom
PY  - 1997
DO  - 10.1016/s0042-6989(96)00215-5
UR  - https://pubmed.ncbi.nlm.nih.gov/9156213/
ID  - 9156213
ER  -