@article{JSFU_2012_5_2_a15,
     author = {Gulmirza Kh. Khudayberganov and Askar M. Khalknazarov},
     title = {Laplacian invariant operator in the matrix ball},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {283--288},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2012_5_2_a15/}
}