Tyrén, F. E. (1940). Precision measurements of soft x-rays with concave grating: Presented to the Royal Society of Sciences of Uppsala Apr. 12th, 1940. [s.n.].
Citace podle Chicago (17th ed.)Tyrén, Folke Einar. Precision Measurements of Soft X-rays with Concave Grating: Presented to the Royal Society of Sciences of Uppsala Apr. 12th, 1940. Uppsala: [s.n.], 1940.
Citace podle MLA (8th ed.)Tyrén, Folke Einar. Precision Measurements of Soft X-rays with Concave Grating: Presented to the Royal Society of Sciences of Uppsala Apr. 12th, 1940. [s.n.], 1940.
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