@article{MZM_1972_12_3_a14,
     author = {R. K. Vasil'ev},
     title = {The conditions for the convergence of isotonic operators in partially ordered sets with convergence classes},
     journal = {Matemati\v{c}eskie zametki},
     pages = {337--348},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1972_12_3_a14/}
}