McQuinn, K. B. W., Cannon, J. M., Dolphin, A. E., Skillman, E. D., Salzer, J. J., Haynes, M. P., et al. (2014). Distance determinations to SHIELD galaxies from Hubble Space Telescope imaging. The Astrophysical Journal, 785(1): 3. doi:10.1088/0004-637X/785/1/3.