1. Complete convex surfaces in Lobachevsky space;Alexandrov;Izvestija. Akad. Nauk SSSR, Ser. Math.,1945
2. Total curvatures of convex hypersurfaces in hyperbolic space;Borisenko;Illinois J. Math.,1999
3. A.A. Borisenko, V. Miquel, Comparison theorems on convex hypersurfaces in Hadamard manifolds, Ann. Global Anal. Geom., to appear
4. Asymptotic behavior of volume of convex sets in Hadamard manifolds;Borisenko;Mathematicheskaja Fizika, Analis, Geometrija (MAG),1999
5. Relation between area and volume for λ-convex sets in Hadamard manifolds;Borisenko;Differential Geom. Appl.,2001