@book{markantonatou_1994,
author = "Markantonatou, Stella and Sadler, L.",
keywords = "Grammatical Formalisms, HPSG, Eurotra, Natural Language Processing, NLP",
title = "{G}rammatical {F}ormalisms: {I}ssues in {M}igration and {E}xpressivity. {S}tudies in {M}achine {T}ranslation and {N}atural {L}anguage {P}rocessing, {V}olume 4. {C}ommission of the {E}uropean {C}ommunities. ",
year = "1994",
}