Arnold, V. I. (1991). The theory of singularities and its applications. PISA: Accademia Nazionale dei Lincei.
Trích dẫn kiểu ChicagoArnold, V. I. The Theory of Singularities and Its Applications. PISA: Accademia Nazionale dei Lincei, 1991.
Deismireacht MLAArnold, V. I. The Theory of Singularities and Its Applications. PISA: Accademia Nazionale dei Lincei, 1991.
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