@article{02187245, title = {On the index of the boundary points of four-dimensional lattices that are admissible for a cube.}, journal = {Zapiski Nauchnykh Seminarov POMI}, volume = {321}, year = {2005}, pages = {176-185}, doi = {10.1007/s10958-006-0267-7}, zbl = {1094.11026}, language = {en}, url = {http://dml.mathdoc.fr/item/02187245} }
Smirnov, Yu.A. On the index of the boundary points of four-dimensional lattices that are admissible for a cube.. Zapiski Nauchnykh Seminarov POMI, Tome 321 (2005) pp. 176-185. doi : 10.1007/s10958-006-0267-7. http://gdmltest.u-ga.fr/item/02187245/