@article{articlec5c5c830, title = {Spectral shift of sodium in a liquid-helium environment: a sequential Monte Carlo time-dependent density-functional-theory study}, author = {Ludwing, W and Mukherjee, P K and Coutinho, Kaline Rabelo and Canuto, Sylvio Roberto Accioly}, year = {2005}, journal = {Physical Review A} }