@article{MMO_1979_39_a7,
     author = {R. K. Vasil'ev},
     title = {Equivalence of convergence conditions for isotone and positive additive operators},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {213--234},
     publisher = {mathdoc},
     volume = {39},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1979_39_a7/}
}