Logarithmic Barrier Methods for Solving the Optimal Output Feedback Problem - Friedemann Leibfritz (Universität Trier, Mathematik/Informatik, Forschungsbericht, 1995)

Static output feedback design problems. - Friedemann Leibfritz (Shaker, 1998)

Inexact SQP Interior Point Methods and Large Scale Optimal Control Problems. - Friedemann Leibfritz; Ekkehard W. Sachs (SIAM J. Control. Optim., 1999)

Computational Design of Stabilizing Static Output Feedback Controllers - Friedemann Leibfritz (Universität Trier, Mathematik/Informatik, Forschungsbericht, 1999)

A LMI-Based Algorithm for Designing Suboptimal Static H2/Hinfinity Output Feedback Controllers - Friedemann Leibfritz (Universität Trier, Mathematik/Informatik, Forschungsbericht, 1999)

Static Output Feedback Design by Using a Newton-SQP Interior Point Method - Friedemann Leibfritz (Universität Trier, Mathematik/Informatik, Forschungsbericht, 1999)

Trust Region Methods for Solving the Optimal Output Feedback Design Problem - Friedemann Leibfritz; El-Sayed M. E. Mostafa (Universität Trier, Mathematik/Informatik, Forschungsbericht, 2000)

Optimal Static Output Feedback Design By Using a Trust Region Interior Point Method - Friedemann Leibfritz; El-Sayed M. E. Mostafa (Universität Trier, Mathematik/Informatik, Forschungsbericht, 2000)

An LMI-Based Algorithm for Designing Suboptimal Static H2/Hinfinity Output Feedback Controllers. - Friedemann Leibfritz (SIAM J. Control. Optim., 2001)

An Interior Point Constrained Trust Region Method for a Special Class of Nonlinear Semidefinite Programming Problems. - Friedemann Leibfritz; El-Sayed M. E. Mostafa (SIAM J. Optim., 2002)

A successive SDP-NSDP approach to a robust optimization problem in finance. - Friedemann Leibfritz; Jan H. Maruhn (Comput. Optim. Appl., 2009)