Zygis, Marzena. 2000. Optimality in complexity: the case of Polish consonant clusters. studia grammatica 48. Berlin: Akademie Verlag.
Mooshammer, Christine, Susanne Fuchs & Dirk Fischer. 1999. Effects of stress and tenseness on the production of CVC syllables in German. Proceedings of the 14th ICPhS, 409-412.