TY  - GEN
AU  - Shen, Yuen-Ron
TI  - Second Harmonic and Sum-Frequency Spectroscopy: Basics and Applications 
SN  - 9789811262272
U1  - 621.366 
PY  - 2023///
CY  - Singapore
PB  - World Scientific
KW  - Spectroscopy
ER  -