BibTeX-Format:
@article{jaco2003:duve, mylabel = {jaco2003:duve}, typ = {article}, author = {Jacobs, Joachim}, subtitle = {-- {I}n: Ágel, {V}. et al. ({H}gg.)
{D}ependenz und {V}alenz. {E}in internationales {H}andbuch der zeitgenössischen {F}orschung
({H}{S}{K}-{R}eihe). {B}erlin/{N}ew {Y}ork: de {G}ruyter, 378 - 399}, title = {{D}as {P}roblem der {V}alenzebenen}, year = {2003}}