1. Alt, W. (1984) On the approximation of infinite optimization problems with an application to optimal control problems. Applied Mathematics and Optimization (to appear).
2. Alt, W. and Mackenroth, U. (1983) Numerical solution of parabolic optimal control problems with an integral state constraint (submitted).
3. Alt, W. and Mackenroth, U. (1982) On the numerical solution of state constrained coercive parabolic quadratic optimal control problems. Proceeding of the Oberwolfach meeting “Optimale Kontrolle partieller Differentialgleichungen mit Schwerpunkt auf numerischen Verfahren” (to appear).
4. Alt, W. and Mackenroth, U. (1983) On the computation of optimal solutions of parabolic control problems with a pointwise state constraint (submitted).
5. Mackenroth, U. (1982) Convex parabolic boundary value problems with pointwise state constraints. Journal for Mathematical Analysis and Applications 87, 256–277.