BibTeX-Format:
@article{ year = {2009}, pages = {2638-2650}, number = {11}, volume = {120}, journal = {{L}ingua}, typ = {article}, title = {{C}ross-linguistic influence in bilingual children: can input frequency account for it?}, author = {Hauser-Grüdl, Nicole, Lastenia Arencibia Guerra, Franziska Witzmann, Estelle Leray