The Boltysh impact structure: An early Danian impact event during recovery from the K-Pg mass extinctionOPEN ACCESS
Annemarie E. Pickersgill, Darren F. Mark, Martin R. Lee, Simon P. Kelley, David W. Jolley Science Advances 18 Jun 2021:Vol. 7, no. 25 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Both the Chicxulub and Boltysh impact events…
Accessory and opaque minerals in impact melt rocks of the Boltysh structure, Ukraine
Gurov, E. P., Shekhunova, S. B. and Permyakov, V. V. (2015), Meteoritics & Planetary Science. doi: 10.1111/maps.12457 LINK