Information × Registration Number 0100U003365, ( 0201U003681 0205U006194 ) R & D request Title Spectral propeties and sovability of degenerate systems Head Руткас А.Г., Registration Date 06-07-2000 Organization V.N. Karazin Kharkiv National University popup.description1 popup.nrat_date 2024-12-13 Close