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2. Concept and percept: Two infinitive constructions and their vicissitudes;Bolinger;World Papers in Phonetics: Festschrift for Dr. Onishi's Kijer,1974
3. Trace theory with filters versus lexically-based syntax without;Brame;Linguistic Theory,1981
4. An advanced English grammar;Christophersen,1969
5. English questions: Evidence for a lexical theory;Dasgupta;Central Institute of English and Foreign Languages Bulletin,1981