Brand, N.A. & Heckert, A.B. & Sanchez, I. & Foster, J.R. & Hunt-Foster, R.K. & Eberle, J.J. (2022)
New Late Cretaceous microvertebrate assemblage from the Campanian–Maastrichtian Williams Fork Formation, northwestern Colorado, USA, and its paleoenvironmental implications.
Acta Palaeontologica Polonica, 67(3), 579–600 DOI: 10.4202/app.00934.2021