TY  - RPRT
TI  - Singularities and Rayleigh's hypothesis for diffraction gratings.
AU  - J B Keller
PY  - 2000
DO  - 10.1364/josaa.17.000456
UR  - https://pubmed.ncbi.nlm.nih.gov/10708025/
ID  - 10708025
ER  -