The existence of positive eigenvectors and a bound on the spectrum of a class of positive linear operators I. A. Bakhtin OriginalPaper Pages: 523 - 532
On the solution of extremal problems for a class of quasiconformal mappings P. A. Biluta OriginalPaper Pages: 533 - 540
Quotient groups of the multiplicative semigroups of certain rings. II L. A. Bokut' OriginalPaper Pages: 541 - 582
Quotient groups of the multiplicative semigroups of certain rings. III L. A. Bokut' OriginalPaper Pages: 583 - 600
Mutual restrictions of curvature and area of a surface in a sphere of fixed diameter Yu. D. Burago OriginalPaper Pages: 611 - 630
Imbedding theorems for abstract function spaces and the complete continuity of the imbedding operator V. B. Korotkov OriginalPaper Pages: 640 - 663
On two classes of linear mappings, acting between Banach spaces and Banach lattices V. L. Levin OriginalPaper Pages: 664 - 668
Certain peculiarities of regular methods of double sequences O. M. Logunova OriginalPaper Pages: 669 - 675