John Nerbonne, 
   Masayo Iida and 
   William Ladusaw. Running on Empty: Null Heads in Head-Driven Grammar.  In 
   J. Fee and 
   K. Hunt editors,  8th Annual West Coast Conference on Formal Linguistics (WCCFL), Pages 276-288, CSLI, Stanford,   1989.
 @InProceedings{Nerbonne_et_al:1989,
        AUTHOR = {Nerbonne, John and Iida, Masayo and Ladusaw, William},
        TITLE = {Running on Empty: Null Heads in Head-Driven Grammar},
        YEAR = {1989},
        BOOKTITLE = {8th Annual West Coast Conference on Formal Linguistics (WCCFL)},
        PAGES = {276-288},
        EDITOR = {Fee, J. and Hunt, K.},
        ADDRESS = {Stanford},
        PUBLISHER = {CSLI} } 
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