1. J.C. Bellido, Análisis de algunos problemas de optimización no locales, Ph.D. Thesis, Universidad de Sevilla, 2001 (in Spanish).
2. Optimal design via variational principles;Bellido;J. Math. Pures Appl.,2000
3. Explicit quasiconvexification for some cost functionals depending on the derivatives of the state in optimal design;Bellido;DCDS-A,2002
4. J.C. Bellido, P. Pedregal, Optimal control via variational principles: the three dimensional case (2002), submitted for publication.
5. Energy functionals depending on elastic strain and chemical composition;Fonseca;Calc. Var.,1994