António Branco and
Berthold Crysmann. Negative Concord and Linear Constraints on Quantification. In
Y. d'Hulst,
J. Rooryck and
J. Schroten editors, Romance Languages and Linguistic Theory 1999.Selected papers from 'Going Romance' 1999, December 9-11, John Benjamins Publishing, Leiden, 1999. google
