1. Recent Belgian foraminifera;Cushman;Inst. Roy, Sci. Mat. Belgique,1949
2. Foraminifera in Late Quaternary deposits from the Oslofjord area;Feyling-Hanssen;Nor. Geol. Unders.,1964
3. The foraminifer Elphidium excavatum (Terquen) and its variant forms;Feyling-Hanssen;Micropaleontology,1972
4. Emendation of Cassidulina and Islandiella helenae new species;Feyling-Hanssen;J. Foram. Res.,1976
5. Late Quaternary Foraminifera from Vendsyssel, Denmark and Sandnes, Norway;Feyling-Hanssen;Bull. Geol. Soc. Denmark,1971