Wiejacz, Pawel and Wiszniowski, Jan  (2006) Moment magnitude determination of local seismic events recorded at selected Polish seismic stations.  Acta Geophysica, 54 (1).  DOI: https://doi.org/10.2478/s11600-006-0003-1 <https://doi.org/10.2478/s11600-006-0003-1>