@article{BAG_1987__24_138355,
     author = {Dieter Ziplies},
     title = {Generators for the divided powers algebra of an algebra and trace identities},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {9--28},
     publisher = {mathdoc},
     volume = {24},
     year = {1987},
     zbl = {0632.16004},
     url = {http://geodesic.mathdoc.fr/item/BAG_1987__24_138355/}
}