@article{10_4064_ap_58_2_201_212,
     author = {Robert Dalmasso},
     title = {Positive solutions of nonlinear elliptic systems},
     journal = {Annales Polonici Mathematici},
     pages = {201--212},
     publisher = {mathdoc},
     volume = {58},
     number = {2},
     year = {1993},
     doi = {10.4064/ap-58-2-201-212},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-58-2-201-212/}
}