N. V. Goldovskaya, V. L. Goldovskiĭ, L. L. Shimon, I. I. Dudich, “Possibility of establishment of a quantum frequency standard for the visible range using an intercombination spectral transition in the ytterbium atom”, Kvantovaya Elektronika, 9:12 (1982), 2541–2542 [Sov J Quantum Electron, 12:12 (1982), 1659]
Contact us: