@ARTICLE{Haviland2015, author = "John B. Haviland", doi = "10.1111/tops.12126", keywords = "Sign Language, Gesture, Turn-taking, Summons, EMCA", journal = "Topics in Cognitive Science", number = "1", pages = "124–179", title = "Hey!", url = "https://onlinelibrary.wiley.com/doi/full/10.1111/tops.12126", volume = "7", year = "2015", }