@article{10_5817_AM2019_5_319, author = {Rusin, Tom\'a\v{s}}, title = {A note on the cohomology ring of the oriented {Grassmann} manifolds $\widetilde{G}_{n,4}$}, journal = {Archivum mathematicum}, pages = {319--331}, publisher = {mathdoc}, volume = {55}, number = {5}, year = {2019}, doi = {10.5817/AM2019-5-319}, mrnumber = {4057928}, zbl = {07144746}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.5817/AM2019-5-319/} }