Balk, P., A. Dolgal, T. Balk, and L. Khristenko. “Joint Use of Inverse Gravity Problem Methods to Increase Interpretation Informativity”. Geofizicheskiy Zhurnal, vol. 37, no. 4, Aug. 2015, pp. 75-92, doi:10.24028/gzh.0203-3100.v37i4.2015.111127.