@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20200731-142925745, title = "Illuminating Dark Matter: Proceedings of a Simons Symposium", chapter = "Complex Dark Sectors and Large Bound States of Dark Matter", year = "2019", url = "https://resolver.caltech.edu/CaltechAUTHORS:20200731-142925745", id = "record", isbn = "978-3-030-31592-4", doi = "10.1007/978-3-030-31593-1\_21" }