@article{NUMA_1972__20_132185,
     author = {Alexandru I. Schiop},
     title = {Stability of {Ritz} {Procedure} for {Nonlinear} {Two-Point} {Boundary} {Value} {Problem.}},
     journal = {Numerische Mathematik},
     pages = {208--212},
     publisher = {mathdoc},
     volume = {20},
     year = {1972},
     zbl = {0237.65053},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1972__20_132185/}
}