TY  - RPRT
TI  - Optimized planning using physical objectives and constraints.
AU  - T Bortfeld
PY  - 1999
DO  - 10.1016/s1053-4296(99)80052-6
UR  - https://pubmed.ncbi.nlm.nih.gov/10196396/
ID  - 10196396
ER  -