Tolansky, S.. Hyperfine Structure in Line Spectra and Nuclear Spin / Textual Documents S.Tolansky. - 2nd ed. / - London : Metheen & Co Ltd , 1948. - viii,120p. : ill ; 18cm . Index Subjects--Index Terms: Nuclear Spin Line Spectra Physics G-Physics Dewey Class. No.: 535.84 / T 574 H