TY  - RPRT
TI  - Cascaded wavelength conversions based on sum-frequency generation and difference-frequency generation.
AU  - Chang-Qing Xu
AU  - Bo Chen
PY  - 2004
DO  - 10.1364/ol.29.000292
UR  - https://pubmed.ncbi.nlm.nih.gov/14759055/
ID  - 14759055
ER  -