@article{10_4064_ap_41_1_73_88,
     author = {Russell C. Thompson},
     title = {On extremal solutions to infinite dimensional non-linear second order systems},
     journal = {Annales Polonici Mathematici},
     pages = {73--88},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {1983},
     doi = {10.4064/ap-41-1-73-88},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-41-1-73-88/}
}