@article{DAN_1960_133_4_a0,
     author = {B. D. Annin},
     title = {The {Lagrange--Sylvester} formula for tensor functions, depending on two tensors},
     journal = {Doklady Akademii Nauk},
     pages = {743--744},
     publisher = {mathdoc},
     volume = {133},
     number = {4},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_133_4_a0/}
}