@article{MZM_2012_91_1_a0,
     author = {E. I. Bunina},
     title = {Automorphisms of the {Semigroup} of {Nonnegative} {Invertible} {Matrices} of {Order} {Two} over {Partially} {Ordered} {Commutative} {Rings}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {3--11},
     publisher = {mathdoc},
     volume = {91},
     number = {1},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2012_91_1_a0/}
}