1. Appleyard, M. (Ed.), 1989. The Copenhagen City Heart study. Østerbroundersøgelsen. A Book of Tables with Data from the First Examination (1976–78) and a Five-Year Follow-Up (1981–83). The Almqvist & Wiksell Periodical Company, Stockholm.
2. Isometric muscle strength of adult men and women;Asmussen;Comm. Nat. Ass. Infant Paral.,1961
3. Methods for evaluation of muscle strength;Asmussen;Comm. Nat. Ass. Infant Paral.,1959
4. Aerobic work capacity in men and women with special reference to age;Åstrand;Acta Physiol. Scand.,1960
5. A nomogram for calculation of aerobic capacity (physical fitness) from pulse rate during submaximal work;Åstrand;J. Appl. Physiol.,1954