@article{6624, author = {S. Roke and A. W. Kleyn and M. Bonn}, title = {Femtosecond sum frequency generation at the metal-liquid interface}, year = {2005}, journal = {Surface Science}, volume = {593}, number = {1-3}, pages = {79-88}, month = {Nov}, isbn = {0039-6028}, url = {://000232861200012}, language = {eng}, }