, Gothenburg, Dep. of Educational Research Gothenburg School of Education 1972, 335pp., in the series "Research Bulletin" n°10 (May 1972)
1952-1964 (reprint 1982) 351 p., 296 figs, frontispiece (portrait), hardbound. Although written in Icelandic, it is the only handbook for the Icelandic malacofauna.