By Krushkal Samuil L. & Edited by Kra Irving. (1979). Quasiconformal mapping and riemann surfaces: By Samuil L. Krushkal ,ed by Irving Kra. V. H. Winston.
Chicago-viite (17. p.)By Krushkal Samuil L. ja Edited by Kra Irving. Quasiconformal Mapping and Riemann Surfaces: By Samuil L. Krushkal ,ed by Irving Kra. Washington , D. C.: V. H. Winston, 1979.
MLA-viite (9. p.)By Krushkal Samuil L. ja Edited by Kra Irving. Quasiconformal Mapping and Riemann Surfaces: By Samuil L. Krushkal ,ed by Irving Kra. V. H. Winston, 1979.
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