Wiszniowski, Jan and Teisseyre, Krzysztof  (2010) A method to minimize errors in seismic differential measurements.  Acta Geophysica, 58 (4).  DOI: https://doi.org/10.2478/s11600-010-0001-1 <https://doi.org/10.2478/s11600-010-0001-1>