%0 Journal Article %A Alexander V. Loboda %A Ripsime S. Akopyan %A Vladislav V. Krutskikh %T On the orbits of nilpotent 7-dimensional lie algebras in 4-dimensional complex space %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2020 %P 360-372 %V 13 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2020_13_3_a9/ %G en %F JSFU_2020_13_3_a9