Molecular hyperfine parameters in the 1 3Σu+ and 1 3Σg+ states of Li2, Na2, K2 and Rb2Marius Lysebo and Leif VesethEur. Phys. J. D, 67 7 (2013) 142DOI: https://doi.org/10.1140/epjd/e2013-40062-1