@article{MOMA_1976__81_177738,
     author = {F. Schweiger},
     title = {Approximation {Properties} of {Jacobi's} {Algorithm.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {59--62},
     publisher = {mathdoc},
     volume = {81},
     year = {1976},
     zbl = {0317.10041},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1976__81_177738/}
}