Lithuanian Mathematical Journal
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 111-121
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 1-12
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 95-110
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 40-52
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 53-61
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 29-39
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 13-28
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 77-94
Lithuanian Mathematical Journal > 2012 > 52 > 1 > 62-76