by Francis, J. E, Haywood, A. M, Ashworth, A. C, Valdes, P. J
Published in Journal of the Geological Society (01.03.2007)

by Ashworth, A.C., Hoganson, J.W.
Published in Palaeogeography, palaeoclimatology, palaeoecology (01.04.1993)

by Reiss, R.A. (New Mexico Tech, Socorro, NM.), Schwert, D.P, Ashworth, A.C
Published in Environmental entomology (01.06.1995)

by Hoganson, J.W. (North Dakota Geological Survey, Bismark, ND), Ashworth, A.C
Published in Quaternary research (01.01.1992)

by Cong, Shaoguang, Ashworth, Allan C., Schwert, Donald P., Totten, Stanley M.
Published in Quaternary research (01.03.1996)

by Ashworth, A.C
Published in Entomologica Scandinavica (1973)

by Ashworth, A.C
Published in Entomologica Scandinavica (1972)

by Ashworth, A.C, Schwert, D.P
Published in Proceedings of the North Dakota Academy of Science (1981)

by Hoganson, J.W, Ashworth, A.C
Published in Proceedings of the North Dakota Academy of Science (1981)

by Schwert D.P, Ashworth A.C
Published in Proceedings of the North Dakota Academy of Science (1981)

by Ashworth, A.C. (North Dakota State University, Fargo, ND), Schwert, D.P
Published in Proceedings of the Entomological Society of Washington (01.04.1991)

by Ashworth, A.C, Hoganson, J.W
Published in Annals of the Entomological Society of America (01.11.1987)

by Ashworth, A.C, Brophy, J.A
Published in Geol Soc Amer Bull (1972)

by Ashworth, A.C, Buckland, P.C, Sadler, J.P
Published in Quaternary Proceedings (United Kingdom) (1997)

by Schwert, D.P, Ashworth, A.C
Published in The Coleopterists bulletin (01.03.1985)

by Ashworth, A.C, Schwert, D.P, Wats, W.A, Wright, H.E. Jr
Published in Quaternary research (01.01.1981)

by Schwert, D.P. (North Dakota State University), Ashworth, A.C
Published in Natural history (01.01.1990)