Constraining the distance to the North Polar Spur with Gaia DR2DOI: info:10.1093/mnras/staa2702v. 4985863–5872
Das, Kaustav K., Zucker, Catherine, Speagle, Joshua S., Goodman, Alyssa, Green, Gregory M., and Alves, João. 2020. "Constraining the distance to the North Polar Spur with Gaia DR2." Monthly Notices of the Royal Astronomical Society, 498 5863–5872. https://doi.org/10.1093/mnras/staa2702.