@article {1599263,
	title = {Surface-enhanced Raman scattering by molecules adsorbed on aqueous copper colloids},
	journal = {J. Phys. Chem.},
	volume = {87},
	number = {24},
	year = {1983},
	pages = {4793-4799},
	url = {https://pubs.acs.org/doi/10.1021/j150642a007},
	author = {Creighton, J.A. and Alvarez, M. S. and Weitz, D. A. and Garoff, S. and Kim, M.W.}
}
