@article{KUIPM_1990_17_17_a5,
     author = {I. V. Konnov},
     title = {Convergence of relaxation methods for nondifferentiable constrained optimization},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {57--71},
     year = {1990},
     volume = {17},
     number = {17},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1990_17_17_a5/}
}