Beckmann, N. S., Indefrey, P., & Petersen, W. (2018). Words count, but thoughts
shift: A frame-based account to conceptual shifts in noun countability. Voprosy Kognitivnoy Lingvistiki
(Issues of Cognitive Linguistics ), 2, 79-89. doi:10.20916/1812-3228-2018-2-79-89.