@article{EXMATH_1996_1996_1_a52,
     author = {Abel, Ulrich and Arends, Georg},
     title = {Potencias de los operadores bivariantes de {Bernstein.}},
     journal = {Extracta mathematicae},
     pages = {389-404},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1996_1996_1_a52/}
}