Ukrainian Mathematical Journal
Ukrainian Mathematical Journal > 2015 > 67 > 2 > 186-198
Ukrainian Mathematical Journal > 2015 > 67 > 2 > 230-242
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 431-454
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 421-430
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 372-380
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 357-371
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 333-346
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 347-356
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 390-407
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 487-491
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 455-463
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 408-420
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 381-389
Ukrainian Mathematical Journal > 2015 > 67 > 3 > 464-486
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 584-624
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 515-527
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 506-514
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 493-505
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 528-541
Ukrainian Mathematical Journal > 2015 > 67 > 4 > 542-551