Hydon, P. E. 1. (2000). Symmetry methods for differential equations: A beginner's guide. New York: Cambridge University Press.
Trích dẫn kiểu ChicagoHydon, Peter E. 1960-. Symmetry Methods for Differential Equations: A Beginner's Guide. New York: Cambridge University Press, 2000.
MLA CitationHydon, Peter E. 1960-. Symmetry Methods for Differential Equations: A Beginner's Guide. New York: Cambridge University Press, 2000.
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