@article{SM_1970_10_4_a4,
     author = {A. V. Mikhalev and M. A. Shatalova},
     title = {Automorphisms and anti-automorphisms of a~semigroup of invertible matrices with nonnegative elements},
     journal = {Sbornik. Mathematics},
     pages = {547--555},
     publisher = {mathdoc},
     volume = {10},
     number = {4},
     year = {1970},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1970_10_4_a4/}
}