Seifart, Frank; Strunk, Jan; Danielsen, Swintha; Hartmann, Iren; Pakendorf, Brigitte; Wichmann, Søren; Witzlack-Makarevich, Alena; de Jong, Nivja H; Bickel, Balthasar (2018). Nouns slow down speech across structurally and culturally diverse languages. Proceedings of the National Academy of Sciences of the United States of America, (201800708):1-6.