共 10 条
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- [6] Khachev M. M.(1975)undefined Differ. Uravn. 11 151-160
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- [8] Soldatov A. P.(1993)undefined Dokl. Akad. Nauk 332 696-698
- [9] Soldatov A. P.(1993)undefined Dokl. Akad. Nauk 333 16-18
- [10] Moiseev E. I.(1999)undefined Differ. Uravn. 35 1094-1100