APA-čujuhus (7. p.)

(1991). On the porous media equation with either source or absorption / Maura Ughi.

Chicago-čujuhus (17. p.)

On the Porous Media Equation with Either Source or Absorption / Maura Ughi. 1991.

MLA-čujuhus (9. p.)

On the Porous Media Equation with Either Source or Absorption / Maura Ughi. 1991.

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