@article{https://resolver.caltech.edu/CaltechAUTHORS:20100112-082432249, title = "Study of dipion transitions among Υ(3S), Υ(2S), and Υ(1S) states", journal = "Physical Review D", year = "2007", url = "https://resolver.caltech.edu/CaltechAUTHORS:20100112-082432249", id = "record", issn = "2470-0010", doi = "10.1103/PhysRevD.76.072001", volume = "76" }