Late Quaternary Carnivora from the Balck Belt, Mississippi - 1982
Late Pleistocene stratigraphy at Boliden, northern Sweden - 1988
An early Holocene narwhal tusk from the Canadian high Arctic - 1989
Quaternary marine stratigraphy and geochronology in central West Greenland - 1994
Late quaternary history of Washington land, North Greenland - 2002