@article{KUIPM_1990_a1,
     author = {S. N. Voloshanovskaya},
     title = {Penalty and duality methods for solving problems of small elastoplastic deflections of plates},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {15--27},
     publisher = {mathdoc},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1990_a1/}
}