References
- International Recommendations for X-ray and Radium Protection Acta Rad. Suppl., p. 62.
- Dechend, v. (1920) Strahlentherapie, 11, p. 851.
- Kaye and Owen (1923) Proc. of the Phys. Soc. London, 35, p. 33.
- Berthold (1923) Strahlentherapie, 16, p. 147.
- Berthold and Glocker (1923) Strahlentherapie, 16, p. 507.
- Hunt (1925) Journ. of roentgenol., 14, p. 524.
- Mutscheller (1925) Journ. of roentgenol., 13, p. 65.
- Sievert (1925) Acta Radiologica, 4, p. 61.