Holmén

Social and emotional loneliness among non-demented and demented elderly people.

Holmén, Ericsson, Winblad, 2000, Archives of gerontology and geriatrics.

The Aquatic Adephaga (Coleoptera) of Fennoscandia and Denmark, Volume I. Gyrinidae, Haliplidae, Hygrobiidae and Noteridae

Holmén, 1987 .

The Aquatic Adephaga (Coleoptera) of Fennoscandia and Denmark, Volume II. Dytiscidea

Nilsson, Holmén, 1995 .