Spiegel, M. R. (1959). Vector analysis and an introduction to tensor analysis.
Chicago-čujuhus (17. p.)Spiegel, Murray R. Vector Analysis and an Introduction to Tensor Analysis. New York, New York : Schaum, 1959.
MLA-čujuhus (9. p.)Spiegel, Murray R. Vector Analysis and an Introduction to Tensor Analysis. 1959.
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