@article{CRMATH_2008__346_11-12_641_0,
     author = {Alexander Quaas and Boyan Sirakov},
     title = {Solvability of monotone systems of fully nonlinear elliptic {PDE's}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {641--644},
     publisher = {Elsevier},
     volume = {346},
     number = {11-12},
     year = {2008},
     doi = {10.1016/j.crma.2008.04.008},
     language = {en},
}