@incollection{McFaddenAlexiadou2006,
  author    = {Thomas McFadden and Artemis Alexiadou},
  title     = {Auxiliary selection and counterfactuality in the history of English and Germanic},
  booktitle = {Comparative studies in Germanic syntax : from Afrikaans to Zurich German, Linguistik Aktuell = Linguistics Today ; 97},
  editor    = {Jutta M. Hartmann and L{\´a}szl{\´o} Moln{\´a}rfi},
  isbn      = {9789027233615},
  doi       = {10.1075/la.97.12mcf},
  year      = {2006},
}