@article{Maehrlein2017,
author = {Maehrlein, Sebastian and Paarmann, Alexander and Wolf, Martin and Kampfrath, Tobias},
year = {2017},
language = {eng},
copyright = {http://journals.aps.org/authors/transfer-of-copyright-agreement},
title = {Terahertz Sum-Frequency Excitation of a Raman-Active Phonon},
issn = {0031-9007},
url = "http://dx.doi.org/10.17169/refubium-23873",
}