@article {1996, title = {A capacity method for the study of Dirichlet problems for elliptic systems in varying domains}, journal = {Rend. Sem. Mat. Univ. Padova 96 (1996), 257--277}, number = {SISSA;87/95/M}, year = {1996}, publisher = {SISSA Library}, url = {http://hdl.handle.net/1963/989}, author = {Gianni Dal Maso and Rodica Toader} }