Squibs: An Asymptotic Model for the English Hapax/Vocabulary Ratio Fengxiang Fan author 2010-12 text journal article Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal fan-2010-squibs 10.1162/coli_a_00013 https://aclanthology.org/J10-4003/ 2010-12 36 4 631 637