Webster, A. G. (1920). On a Condition for Helmholtz's Equation Similar to Lame's.
Citação norma ChicagoWebster, Arthur Gordon. On a Condition for Helmholtz's Equation Similar to Lame's. 1920.
MLA CitationWebster, Arthur Gordon. On a Condition for Helmholtz's Equation Similar to Lame's. 1920.
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