Blakely, R. J. (1996). Potential theory in gravity and magnetic applications. Cambridge University.
Cita Chicago (17th ed.)Blakely, Richard J. Potential Theory in Gravity and Magnetic Applications. Nueva York: Cambridge University, 1996.
Cita MLA (9th ed.)Blakely, Richard J. Potential Theory in Gravity and Magnetic Applications. Cambridge University, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.