@article{AM2_1973__9_136351,
     author = {CHARLES K. CHUI},
     title = {Convergence of {Certain} {Quadrature} {Processes}},
     journal = {Aequationes mathematicae},
     pages = {242--244},
     publisher = {mathdoc},
     volume = {9},
     year = {1973},
     zbl = {0265.41019},
     url = {http://geodesic.mathdoc.fr/item/AM2_1973__9_136351/}
}