Tohutoro APA (7th ed.)

(2005). Nonsmooth critical point theory and nonlinear boundary value problems / Leszek Gasiński, Nikolaos S. Papageorgiou.

Tohutoru Kātū Chicago (17th ed.)

Nonsmooth Critical Point Theory and Nonlinear Boundary Value Problems / Leszek Gasiński, Nikolaos S. Papageorgiou. 2005.

Tohutoro MLA (9th ed.)

Nonsmooth Critical Point Theory and Nonlinear Boundary Value Problems / Leszek Gasiński, Nikolaos S. Papageorgiou. 2005.