Russian Mathematics
Russian Mathematics > 2014 > 58 > 11 > 28-35
Russian Mathematics > 2014 > 58 > 11 > 1-9
Russian Mathematics > 2014 > 58 > 11 > 10-21
Russian Mathematics > 2014 > 58 > 11 > 60-73
Russian Mathematics > 2014 > 58 > 11 > 54-59
Russian Mathematics > 2014 > 58 > 11 > 43-53
Russian Mathematics > 2014 > 58 > 11 > 36-42
Russian Mathematics > 2014 > 58 > 11 > 22-27
Russian Mathematics > 2014 > 58 > 11 > 74-79