@inproceedings{Kri:Sch:95, author = {Hans-Ulrich Krieger and Ulrich Sch{\"a}fer}, title = {Efficient Parameterizable Type Expansion for Typed Feature Formalisms}, booktitle = {Proceedings of the 14th {I}nternational {J}oint {C}onference on {A}rtificial {I}ntelligence}, pages = {1428$\,$--$\,$1434}, year = 1995, address = {San Francisco, CA} }