A reinterpretation of dinosaur footprints with internal ridges from the Upper Cretaceous Uhangri Formation, Korea - Hwang, Koo-Geun; Lockley, Martin G.; Huh, Min; Paik, In Sung (Palaeogeography, palaeoclimatology, palaeoecology, 2008)
Keywords: Cretaceous; Footprint; Internal ridge; Korea; Ornithopod; Swimming; Footprint; Ornithopod; Swimming; Cretaceous; Internal ridge; Korea