@article{MABA_1989_3_3-4_a2,
     author = {M. Stojanoviich},
     title = {A {Posteriori} {Improvement} of {Adaptive} {Spline} {Function} {Approximation}},
     journal = {Mathematica balkanica},
     pages = {257},
     publisher = {mathdoc},
     volume = {3},
     number = {3-4},
     year = {1989},
     url = {http://geodesic.mathdoc.fr/item/MABA_1989_3_3-4_a2/}
}