PDF(748 KB)
CLASSIFICATION OF 2-MANIFOLDS WITH A SINGULAR SEGMENT
CHIEN-KE LU
Acta Mathematica Sinica, Chinese Series ›› 1951, Vol. 1 ›› Issue (3) : 281-295.
PDF(748 KB)
PDF(748 KB)
CLASSIFICATION OF 2-MANIFOLDS WITH A SINGULAR SEGMENT
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