@article{MAN_1990__286_1-3_164653,
     author = {Don Zagier},
     title = {The {Bloch-Wigner-Ramakrishnan} polylogarithm function.},
     journal = {Mathematische Annalen},
     pages = {613--624},
     publisher = {mathdoc},
     volume = {286},
     number = {1-3},
     year = {1990},
     zbl = {0698.33001},
     url = {http://geodesic.mathdoc.fr/item/MAN_1990__286_1-3_164653/}
}