@string{NAACL:00 = {Proceedings of the 1st {C}onference of the 
                   {N}orth {A}merican {C}hapter of the {ACL}}}

@inproceedings{Oep:Car:00b,
  author = {Stephan Oepen and John Carroll},
  title = {Ambiguity Packing in Constraint-based Parsing. {P}ractical Results},
  booktitle = NAACL:00,
  address = {Seattle, WA},
  pages = {162$\,$--$\,$169},
  year = 2000,
  pdf = {http://acl.ldc.upenn.edu/A/A00/A00-2022.pdf}
}