%0 Journal Article %T Threshold sensitivity of quartz torsion magnetometers on a base of vicalloy and samarium-cobalt %A Odintsov, V.I. %A Petrov, V.G. %K Quartz magnetic variometer, sensitivity, frequency range %J Russian Journal of Earth Sciences %D 2016 %N 16 %P 5 %I Geophysical Center of the Russian Academy of Sciences