APA-čujuhus (7. p.)
Chabrowski, J. (1997). Variational methods for potential operator equations: With applications to nonlinear elliptic equations. Walter de Gruyter.
Chicago-čujuhus (17. p.)
Chabrowski, Jan. Variational Methods for Potential Operator Equations: With Applications to Nonlinear Elliptic Equations. New York: Walter de Gruyter, 1997.
MLA-čujuhus (9. p.)
Chabrowski, Jan. Variational Methods for Potential Operator Equations: With Applications to Nonlinear Elliptic Equations. Walter de Gruyter, 1997.
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