@article{GDZPPN002039117, title = {Calibrations and the size of Grassmann faces.}, journal = {Aequationes mathematicae}, volume = {44}, year = {1992}, pages = {1-13}, zbl = {0766.53048}, url = {http://dml.mathdoc.fr/item/GDZPPN002039117} }
Morgan, Frank. Calibrations and the size of Grassmann faces.. Aequationes mathematicae, Tome 44 (1992) pp. 1-13. http://gdmltest.u-ga.fr/item/GDZPPN002039117/