Orientation Reversing Involutions and the First Betti Number for Finite Coverings of 3-Manifolds.
Hempel, John
Inventiones mathematicae, Tome 69 (1982), p. 133-142 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1982-01-01
EUDML-ID : urn:eudml:doc:142904 
@article{GDZPPN00209813X,
     title = {Orientation Reversing Involutions and the First Betti Number for Finite Coverings of 3-Manifolds.},
     journal = {Inventiones mathematicae},
     volume = {69},
     year = {1982},
     pages = {133-142},
     zbl = {0494.57003},
     url = {http://dml.mathdoc.fr/item/GDZPPN00209813X}
}

Hempel, John. Orientation Reversing Involutions and the First Betti Number for Finite Coverings of 3-Manifolds.. Inventiones mathematicae, Tome 69 (1982) pp. 133-142. http://gdmltest.u-ga.fr/item/GDZPPN00209813X/