On 4-manifolds and span-related numbers for cat manifolds.
Randall, Duane
Manuscripta mathematica, Tome 67 (1990), p. 339-352 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1990-01-01
EUDML-ID : urn:eudml:doc:155565 
@article{GDZPPN00223145X,
     title = {On 4-manifolds and span-related numbers for cat manifolds.},
     journal = {Manuscripta mathematica},
     volume = {67},
     year = {1990},
     pages = {339-352},
     zbl = {0772.57027},
     url = {http://dml.mathdoc.fr/item/GDZPPN00223145X}
}

Randall, Duane. On 4-manifolds and span-related numbers for cat manifolds.. Manuscripta mathematica, Tome 67 (1990) pp. 339-352. http://gdmltest.u-ga.fr/item/GDZPPN00223145X/