TY  - RPRT
TI  - Collision-assisted second-harmonic generation from Rydberg atoms.
AU  - SS Vianna
AU  - de Araujo CB
PY  - 1991
DO  - 10.1103/physreva.44.733
UR  - https://pubmed.ncbi.nlm.nih.gov/9905723/
ID  - 9905723
ER  -