Anomalous internal conversion of the K-forbidden 55 keV E1-transition in 177 HfA. P. Lashko, T. M. Lashko, A. M. Savrasov and V. O. ZheltonozhskyEur. Phys. J. A, 49 2 (2013) 21DOI: https://doi.org/10.1140/epja/i2013-13021-0