A direct measurement of the intensity variations of the helium lines with voltage
By: [by] Joseph Razek.
Published: 1931
Place of publication: Philadelphia
Language: eng
Number of pages: 1262
Subjects: Spectrum analysis.; Helium.
Notes: Thesis (Ph. D.)--University of Pennsylvania, 1930.
"Reprint from the Physical review, vol. 37, no. 10."