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@article{CMH_1975__50_139601, author = {Joseph Roitberg}, title = {Rational {Lie} {Algebras} and {p-Isomorphisms} of {Nilpotent} {Groups} and {Homotopy} {Types.}}, journal = {Commentarii mathematici Helvetici}, pages = {1--8}, publisher = {mathdoc}, volume = {50}, year = {1975}, zbl = {0303.20021}, url = {http://geodesic.mathdoc.fr/item/CMH_1975__50_139601/} }
Joseph Roitberg. Rational Lie Algebras and p-Isomorphisms of Nilpotent Groups and Homotopy Types.. Commentarii mathematici Helvetici, Tome 50 (1975), pp. 1-8. http://geodesic.mathdoc.fr/item/CMH_1975__50_139601/