@article{MZM_1999_65_4_a8,
     author = {G. L. Litvinov and V. P. Maslov and G. B. Shpiz},
     title = {Tensor products of idempotent semimodules. {An} algebraic approach},
     journal = {Matemati\v{c}eskie zametki},
     pages = {573--586},
     year = {1999},
     volume = {65},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1999_65_4_a8/}
}