Kraft, RJ (December 3, 2018). "On the Move: 2019 changes". NASCAR.com. NASCAR Digital Media, LLC. Archived from the original on December 4, 2018. Retrieved December 4, 2018.
Kraft, RJ (December 3, 2018). "On the Move: 2019 changes". NASCAR.com. NASCAR Digital Media, LLC. Archived from the original on December 4, 2018. Retrieved December 4, 2018.