TY  - RPRT
TI  - Circular Dammann grating.
AU  - Changhe Zhou
AU  - Jia Jia
AU  - Liren Liu
PY  - 2003
DO  - 10.1364/ol.28.002174
UR  - https://pubmed.ncbi.nlm.nih.gov/14649932/
ID  - 14649932
ER  -