Journal ArticleThe Per-Tau Shell: A Giant Star-forming Spherical Shell Revealed by 3D Dust ObservationsBialy, Shmuel; Zucker, Catherine; Goodman, Alyssa; Foley, Michael M.; Alves, João; Semenov, Vadim A.; Benjamin, Robert; Leike, Reimar; Enßlin, Torsten2021-09-0110313509The Astrophysical Journal Letters91912041-8205https://doi.org/10.3847/2041-8213/ac1f951908419; 1739657National Science Foundation