@InCollection{TALN-2008-BDF-Casadio,
 author       = {Denis B{\'e}chet and Alexander Dikovsky
                 and Annie Foret and Emmanuelle Garel},
 title        = {Introduction of Option and Iteration into Pregroup Grammars},
 booktitle    = {Computational Algebraic Approaches to Natural Language},
 editor       = {Claudia Casadio and Joachim Lambek},
 pages        = {85--107},
 publisher    = {Polimetrica, Monza (Milan), Italy},
 year         = 2008,
 ISBN         = {978-88-7699-125-7},
 FAKEURL      = {http://www.polimetrica.com}
}