@article{MZM_2019_106_6_a9,
     author = {V. V. Ryzhikov},
     title = {Weak {Closure} of {Infinite} {Actions} of {Rank~1,} {Joinings,} and {Spectrum}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {894--903},
     publisher = {mathdoc},
     volume = {106},
     number = {6},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2019_106_6_a9/}
}