@article{MET_1966__10_175295,
     author = {G. Fischer and J. Roppert},
     title = {\"Uber ein {Theorem} von {Eckart} und {Young} {,,Eine} {Verallgemeinerung} eines {Transformationsverfahrens} von {Jacobi}},
     journal = {Metrika},
     pages = {161--170},
     publisher = {mathdoc},
     volume = {10},
     year = {1966},
     zbl = {0145.40201},
     url = {http://geodesic.mathdoc.fr/item/MET_1966__10_175295/}
}