@article{PORMA_1996__53_3_47595,
     author = {Kova\v{c}evi\'c, M.A. and Milovanovi\'c, G.V.},
     title = {Spline approximation and generalized {Tur\'an} quadratures.},
     journal = {Portugaliae mathematica},
     pages = {355--366},
     publisher = {mathdoc},
     volume = {53},
     number = {3},
     year = {1996},
     zbl = {0857.41008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1996__53_3_47595/}
}