@article{AA_2002_14_5_a3,
     author = {N. N. Kosovskii},
     title = {Gluing of {Riemannian} manifolds of curvature at most $\kappa$},
     journal = {Algebra i analiz},
     pages = {73--86},
     year = {2002},
     volume = {14},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2002_14_5_a3/}
}