TY  - RPRT
TI  - Gapping fields on sloping surfaces.
AU  - R Keys
AU  - P W Grigsby
PY  - 1990
DO  - 10.1016/0360-3016(90)90456-t
UR  - https://pubmed.ncbi.nlm.nih.gov/2347725/
ID  - 2347725
ER  -