1. Methodik zur Unterscheidung von Erblichkeits- und Milieu-variationen mit Hilfe von Zwillingen;Dahlberg;Hereditas,1942
2. Environment, Inheritance and Random Variations With Special Reference to Investigations on Twins;Dahlberg;Acta Genet. et Statist. Med.,1948
3. Tooth Size and Occlusion in Twins;Lundström,1948
4. The Aetiology of Crowding of the Teeth and Its Bearing on Orthodontic Treatment (Expansion or Extraction);Lundström,1951
5. The Importance of Genetic and Non-Genetic Factors in the Facial Skeleton Studied in 100 Pairs of Twins;Lundström,1954