Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{IM_1968__5_141921, author = {O. FORSTER and K.J. RAMSPOTT}, title = {Homotopieklassen von {Idealbasen} in {Steinschen} {Algebren.}}, journal = {Inventiones mathematicae}, pages = {255--276}, publisher = {mathdoc}, volume = {5}, year = {1968}, zbl = {0157.13302}, url = {http://geodesic.mathdoc.fr/item/IM_1968__5_141921/} }
O. FORSTER; K.J. RAMSPOTT. Homotopieklassen von Idealbasen in Steinschen Algebren.. Inventiones mathematicae, Tome 5 (1968), pp. 255-276. http://geodesic.mathdoc.fr/item/IM_1968__5_141921/