@article{CRPHYS_2015__16_5_516_0,
     author = {Ekkehard Peik and Maxim Okhapkin},
     title = {Nuclear clocks based on resonant excitation of \protect\emph{\ensuremath{\gamma}}-transitions},
     journal = {Comptes Rendus. Physique},
     pages = {516--523},
     publisher = {Elsevier},
     volume = {16},
     number = {5},
     year = {2015},
     doi = {10.1016/j.crhy.2015.02.007},
     language = {en},
}