1. Pusep A.Yu., Bashurova V.S., Shokhirev N.V., Burshtein A.I. in: Software Development for the NMR Tomography of Sub-Surface Water-Bearing Horizons, p. 89. Novosibirsk: USSR Academy of Sciences 1991.
2. Shushakov O.A.: Geophysics61, 998–1006 (1996)
3. Weichman P.B., Lavely E.M., Ritzwoller M.H.: Phys. Rev. E62, 1290–1312 (2000)
4. Legchenko A., Valla P.: J. Appl. Geophys.50, 3–19 (2002)
5. Abragam A.: The Principles of Nuclear Magnetism, p. 600. Oxford: Oxford University Press 1961.