@article{ASNSP_1996_4_23_1_57_0, author = {Hao, Wenge and Leonardi, Salvatore and Ne\v{c}as, Jind\v{r}ich}, title = {An example of irregular solution to a nonlinear {Euler-Lagrange} elliptic system with real analytic coefficients}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {57--67}, publisher = {Scuola normale superiore}, volume = {Ser. 4, 23}, number = {1}, year = {1996}, zbl = {0864.35031}, mrnumber = {1401417}, language = {en}, url = {http://www.numdam.org/item/ASNSP_1996_4_23_1_57_0/} }