TOPOLOGICAL VECTOR SPACES PROBLEMS IN HOMOLOGY AND HOMOTOPY THEORIES Article Lisica J. Topology and its Applications. Vol. 157. 2010. P. 2715-2735
EUROPEAN EXPERIENCE IN ENVIRONMENTAL REGULATIONS FOR GROUNDWATER USE Article Khaustov A.P., Redina M.M. Water Resources. Vol. 37. 2010. P. 854-861