TY  - RPRT
TI  - A simple gradient maker for use with zonal rotors.
AU  - R H Hinton
AU  - M Dobrota
PY  - 1969
DO  - 10.1016/0003-2697(69)90377-7
UR  - https://pubmed.ncbi.nlm.nih.gov/5791087/
ID  - 5791087
ER  -