PDF) The origin and early evolution of metatherian mammals: The Cretaceous record

Deep time diversity of metatherian mammals: implications for evolutionary history and fossil-record quality, Paleobiology

The origin of placental mammal life histories

Marsupial - Wikipedia

PDF] The origin and early evolution of metatherian mammals: the Cretaceous record

Marsupial Origins

An Early Cretaceous Tribosphenic Mammal and Metatherian Evolution

Early Cretaceous mammal from North America and the evolution of marsupial dental characters. - Abstract - Europe PMC

The origin and early evolution of metatherian mammals: the Cretaceous record

The oldest modern therian mammal from Europe and its bearing on stem marsupial paleobiogeography

Mammals in the Age of Dinosaurs - Capeia