MacLeod N, Rawson PF, Forey PL, Banner FT, Boudagher-Fadel MK, Bown PR, Burnett JA, Chambers, P, Culver S, Evans SE, Jeffery C, Kaminski MA, Lord AR, Milner AC, Milner AR, Morris N, Owen E, Rosen BR, Smith AB, Taylor PD, Urquhart E, Young JR (1997). «The Cretaceous–Tertiary biotic transition». Journal of the Geological Society154 (2): 265–292. doi:10.1144/gsjgs.154.2.0265. CS1 maint: Multiple names: authors list (link)
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MacLeod N, Rawson PF, Forey PL, Banner FT, Boudagher-Fadel MK, Bown PR, Burnett JA, Chambers, P, Culver S, Evans SE, Jeffery C, Kaminski MA, Lord AR, Milner AC, Milner AR, Morris N, Owen E, Rosen BR, Smith AB, Taylor PD, Urquhart E, Young JR (1997). «The Cretaceous–Tertiary biotic transition». Journal of the Geological Society154 (2): 265–292. doi:10.1144/gsjgs.154.2.0265. CS1 maint: Multiple names: authors list (link)