Sternberg, W. J., & Smith, T. L. (1952). The theory of potential and spherical harmonics. Toronto, Canada: University of Toronto Press.
Παραπομπή Chicago StyleSternberg, Wolfgang J., and Turner L. Smith. The Theory of Potential and Spherical Harmonics. Toronto, Canada: University of Toronto Press, 1952.
Παραπομπή MLASternberg, Wolfgang J., and Turner L. Smith. The Theory of Potential and Spherical Harmonics. Toronto, Canada: University of Toronto Press, 1952.
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