@ARTICLE{Huang-1704-00215,
 author = "J. M. Nagy, P. A. R. Ade, M. Amiri and others",
 title = "{A New Limit on CMB Circular Polarization from SPIDER}",
 journal = "{ApJ}",
 year = {2017},
 month = {Aug},
 date = {02},
 volume = {844},
 issue = {2},
 pages = {151},
 doi = {10.3847/1538-4357/aa7cfd},
 archivePrefix = {arXiv},
 eprint = {1704.00215}
}