@article{MABA_1988_2_2_a15,
     author = {T. Constantinescu},
     title = {Operator {Schur} {Algorithm} and {Associated} {Functions}},
     journal = {Mathematica balkanica},
     pages = {244},
     publisher = {mathdoc},
     volume = {2},
     number = {2},
     year = {1988},
     url = {http://geodesic.mathdoc.fr/item/MABA_1988_2_2_a15/}
}