BibTeX-Format:
@book{lohn2011:fsun, sortname = {lohnstein}, mylabel = {lohn2011:fsun}, address = {Berlin, New York}, publisher = {Mouton de Gruyter}, typ = {book}, author = {Lohnstein, Horst}, title = {{F}ormale {S}emantik und natürliche {S}prache}, year = {2011}}