Ortner, C., & Wollner, W. (2011). A priori error estimates for optimal control problems with pointwise constraints on the gradient of the state. Numerische Mathematik, 118(3), . https://doi.org/10.1007/s00211-011-0360-9
Chicago Style (17th ed.) CitationOrtner, Christoph, and Winnifried Wollner. "A Priori Error Estimates for Optimal Control Problems with Pointwise Constraints on the Gradient of the State." Numerische Mathematik 118, no. 3 (2011). https://doi.org/10.1007/s00211-011-0360-9.
MLA (9th ed.) CitationOrtner, Christoph, and Winnifried Wollner. "A Priori Error Estimates for Optimal Control Problems with Pointwise Constraints on the Gradient of the State." Numerische Mathematik, vol. 118, no. 3, 2011, https://doi.org/10.1007/s00211-011-0360-9.
Warning: These citations may not always be 100% accurate.