Ecological impact of the end-Cretaceous extinction on lamniform sharks Belben, Rachel A. ; Underwood, Charlie J. ; Johanson, Zerina ; Twitchett, Richard J. Abstract Publication: PLoS ONE Pub Date: June 2017 DOI: 10.1371/journal.pone.0178294 Bibcode: 2017PLoSO..1278294B