Zheng, Z., Thilker, D., Heckman, T., Meurer, G., Burgett, W., Chambers, K., …Waters, C. (2015). The Structure and Stellar Content of the Outer Disks of Galaxies: A New View from the Pan-STARRS1 Medium Deep Survey. Astrophysical Journal, 800(2), https://doi.org/10.1088/0004-637x/800/2/120