@article{JCA_2018_25_3_JCA_2018_25_3_a3,
     author = {I. Franjic},
     title = {Schur-Convexity of a {General} {Closed} {Four-Point} {Quadrature} {Formula}},
     journal = {Journal of convex analysis},
     pages = {767--78},
     year = {2018},
     volume = {25},
     number = {3},
     url = {http://geodesic.mathdoc.fr/item/JCA_2018_25_3_JCA_2018_25_3_a3/}
}