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- [3] CODIMENSION ONE AND 2 IMMERSIONS OF GRASSMANN MANIFOLDS IN EUCLIDEAN SPACES CHINESE SCIENCE BULLETIN, 1993, 38 (02): : 100 - 102
- [7] ON REFLECTION OF CODIMENSION-2 IMMERSIONS IN EUCLIDEAN SPACES SCIENTIA SINICA SERIES A-MATHEMATICAL PHYSICAL ASTRONOMICAL & TECHNICAL SCIENCES, 1988, 31 (07): : 798 - 805