Roganov, Yu., and R. Pak. 2013. “Representation of Potentials from Point Sources for a Homogeneous Isotropic Medium in the Form of Bessel-Mellin Integrals”. Geofizičeskij žurnal 35 (2):163-67. https://doi.org/10.24028/gzh.0203-3100.v35i2.2013.111361.