Collapsing and soul theorem in three-dimension
Séminaire de théorie spectrale et géométrie, Tome 15 (1996-1997), pp. 163-166. 
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     author = {Yamaguchi, Tatao},
     title = {Collapsing and soul theorem in three-dimension},
     journal = {S\'eminaire de th\'eorie spectrale et g\'eom\'etrie},
     pages = {163--166},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {15},
     year = {1996-1997},
     zbl = {0901.53025},
     language = {en},
     url = {http://www.numdam.org/item/TSG_1996-1997__15__163_0/}
}
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Yamaguchi, Tatao. Collapsing and soul theorem in three-dimension. Séminaire de théorie spectrale et géométrie, Tome 15 (1996-1997), pp. 163-166. http://www.numdam.org/item/TSG_1996-1997__15__163_0/

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