Martínez, C., & Piñar, M. (2016). Orthogonal Polynomials on the Unit Ball and Fourth-Order Partial Differential Equations. Symmetry, Integrability and Geometry: Methods and Applications.
Chicago Style (17th ed.) CitationMartínez, C., and M.A Piñar. "Orthogonal Polynomials on the Unit Ball and Fourth-Order Partial Differential Equations." Symmetry, Integrability and Geometry: Methods and Applications 2016.
MLA (8th ed.) CitationMartínez, C., and M.A Piñar. "Orthogonal Polynomials on the Unit Ball and Fourth-Order Partial Differential Equations." Symmetry, Integrability and Geometry: Methods and Applications, 2016.
Warning: These citations may not always be 100% accurate.