HAAR, D. (1971). Elements of Hamiltonian mechanics. Pergamon Press,.
Chicago-čujuhus (17. p.)HAAR, D. Elements of Hamiltonian Mechanics. Oxford: Pergamon Press,, 1971.
MLA-čujuhus (9. p.)HAAR, D. Elements of Hamiltonian Mechanics. Pergamon Press,, 1971.
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