Bierstone, E. (1980). The Structure of orbit spaces and the singularities of equivariant mappings. Rio de Janeiro: Instituto de Matematica Pura e Aplicada.
Παραπομπή Chicago StyleBierstone, Edward. The Structure of Orbit Spaces and the Singularities of Equivariant Mappings. Rio de Janeiro: Instituto de Matematica Pura e Aplicada, 1980.
Παραπομπή MLABierstone, Edward. The Structure of Orbit Spaces and the Singularities of Equivariant Mappings. Rio de Janeiro: Instituto de Matematica Pura e Aplicada, 1980.
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