BibTeX-Format:
@article{jaco1991:n, year = {1991}, mylabel = {jaco1991:n}, subtitle = {-- {I}n: {A}rnim von {S}techow/{D}ieter {W}underlich ({H}gg.)
{H}andbuch {S}emantik.
{B}erlin/{N}ew {Y}ork: {W}alter de {G}ruyter, 560 - 596}, typ = {article}, author = {Jacobs, Joachim}, title = {{N}egation}}