@article{GDZPPN002335441, title = {The boundary of the Eisenstein symbol.}, journal = {Mathematische Annalen}, volume = {291}, year = {1991}, pages = {303-322}, zbl = {0729.11027}, url = {http://dml.mathdoc.fr/item/GDZPPN002335441} }
Schappacher, Norbert; Scholl, Anthony J. The boundary of the Eisenstein symbol.. Mathematische Annalen, Tome 291 (1991) pp. 303-322. http://gdmltest.u-ga.fr/item/GDZPPN002335441/