Russian Journal of Mathematical Physics
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 421-429
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 460-471
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 494-503
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 472-483
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 509-520
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 450-459
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 538-543
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 549-552
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 544-548
Russian Journal of Mathematical Physics > 2014 > 21 > 4 > 504-508