XPLML: a HCI pattern formalizing and unifying approach. - Christian Kruschitz (CHI Extended Abstracts, 2009)

Bringing formalism and unification to human-computer interaction design patterns. - Christian Kruschitz; Martin Hitz (PEICS@EICS, 2010)

Are human-computer interaction design patterns really used? - Christian Kruschitz; Martin Hitz (NordiCHI, 2010)